Showing results 1 to 50 out of 133
AstroNote 2025-200
Type: Announcement-Data Release
Released: 2025-07-02 11:31:41
Photometric follow-up of SN2025coe with RAPAS ProAm network
Thierry Midavaine (SAF, Salvia Observatory), Pascal André (ADAGIO), David Bregou (ADAGIO), Frederic Deanjean (AG33), Je…
Keywords: Instrumentation, Optical, Photometry, Supernova, Time-domain, Transient
Related Objects:
2025coe
RA, DEC:10:33:07.921, +28:26:12.54
(158.283004, 28.436816)
Redshift:0.00472
Type:SN Ib-Ca-rich
See object 2025coe
We report on the optical photometric follow-up of SN2025coe with RAPAS, a ProAm network using telescopes equipped with a set of filters meeting Gaia photometric bands.
AstroNote 2025-163
Type: Object/s-Discovery/Classification
Released: 2025-05-31 14:32:58
WFST0617iqnc (AT 2025mba): discovery of an FBOT candidate
Kexin Yu, Dezheng Meng, Zelin Xu, Weiyu Wu, Zhengyan Liu, Junhan Zhao, Ziqing Jia, Ji-an Jiang (USTC) on behalf of the …
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025mba [WFST0617iqnc]
RA, DEC:13:17:05.306, +01:49:46.64
(199.272110, 1.829623)
Redshift:
Type:
See object 2025mba [WFST0617iqnc]
Related Notes:
2025-58
2025-1632025-02-13 14:14:05
Title: 330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Authors: Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
,
2024-230
2025-1632024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report an FBOT candidate WFST0617iqnc (AT 2025mba) discovered by the WFST deep high-cadence ugr-bands survey.
AstroNote 2025-158
Type: Object/s-Discovery/Classification
Released: 2025-05-27 13:20:20
WFST0614dwbc (AT 2025mbz): discovery of a fast rising supernova candidate
Weiyu Wu, Zelin Xu, Dezheng Meng, Zhengyan Liu, Junhan Zhao, Ziqing Jia, Kexin Yu, Ji-an Jiang (USTC) on behalf of the …
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025mbz
RA, DEC:14:07:30.458, -00:47:22.92
(211.876908, -0.789699)
Redshift:0.034
Type:SN Ia
See object 2025mbz
Related Notes:
2025-58
2025-1582025-02-13 14:14:05
Title: 330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Authors: Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
,
2024-230
2025-1582024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report a fast rising supernova candidate WFST0614dwbc (AT 2025mbz) discovered by the WFST deep high-cadence ugr-bands survey.
AstroNote 2025-148
Type: Object/s-Data/Analysis
Released: 2025-05-16 01:31:12
DAO photometric follow-up of selected transients 2025-B
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2025jau
RA, DEC:14:42:54.732, +41:07:43.35
(220.728051, 41.128709)
Redshift:
Type:
See object 2025jau
,
2025jbe
RA, DEC:13:09:18.842, +55:49:32.71
(197.328510, 55.825753)
Redshift:
Type:
See object 2025jbe
,
2025jxn
RA, DEC:16:44:41.820, +41:19:02.44
(251.174250, 41.317344)
Redshift:0.078733
Type:SN Ia
See object 2025jxn
,
2025kfm
RA, DEC:14:21:13.694, +29:59:27.96
(215.307060, 29.991101)
Redshift:0.030214
Type:SN Ia
See object 2025kfm
,
2025kfs
RA, DEC:16:49:42.978, +49:00:53.41
(252.429073, 49.014836)
Redshift:
Type:
See object 2025kfs
,
2025khk
RA, DEC:15:40:06.541, +35:44:44.70
(235.027252, 35.745750)
Redshift:0.066759
Type:SN Ia
See object 2025khk
,
2025khu
RA, DEC:10:30:38.411, +46:57:58.76
(157.660045, 46.966323)
Redshift:0.063
Type:SN Ia
See object 2025khu
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Resear…
AstroNote 2025-130
Type: Object/s-Data/Analysis
Released: 2025-04-30 20:47:10
Photometric measurements in V and B for T CrB using LCO 0.4m network
Julio Vannini (LIADA)
Keywords: Photometry, Variable Star, Nova, Cataclysmic Variable
Related Objects:
T CrB [T Coronae Borealis]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
T CrB [T Coronae Borealis]
Related Notes:
2024-195
2025-1302024-07-15 00:29:21
Title: V & B Measurements for T Corona Borealis (T CrB) previous to its predicted eruption
Authors: Vannini, J (AAVSO / SEV-LIADA)
Photometric measurements of T CrB using LCO 0.4m network observatories: McDonald & Haleakala sites, with Bessel-V and Bessel-B photometric filters, and QHY600 imaging device.
AstroNote 2025-124
Type: Object/s-Data/Analysis
Released: 2025-04-23 00:17:43
DAO photometric follow-up of selected transients 2025-A
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2025dju
RA, DEC:13:28:03.565, +34:19:46.72
(202.014855, 34.329644)
Redshift:0.034081
Type:SN Ia
See object 2025dju
,
2025euy
RA, DEC:15:24:02.480, +38:15:12.78
(231.010332, 38.253550)
Redshift:
Type:
See object 2025euy
,
2025euz
RA, DEC:14:24:20.565, +28:58:29.08
(216.085686, 28.974746)
Redshift:0.039183
Type:SN Ia
See object 2025euz
,
2025fan
RA, DEC:09:40:37.680, +28:58:11.96
(145.156998, 28.969990)
Redshift:
Type:
See object 2025fan
,
2025fas
RA, DEC:08:03:20.986, +66:02:55.91
(120.837440, 66.048864)
Redshift:0.0391
Type:SN Ia
See object 2025fas
,
2025fcm
RA, DEC:12:52:50.981, +46:45:33.43
(193.212421, 46.759286)
Redshift:0.06
Type:SN Ia
See object 2025fcm
,
2025gyz
RA, DEC:08:29:27.773, +32:37:13.22
(127.365720, 32.620339)
Redshift:0.09
Type:SN Ia
See object 2025gyz
,
2025gzz
RA, DEC:17:12:03.617, +20:24:02.68
(258.015069, 20.400743)
Redshift:
Type:
See object 2025gzz
,
2025hhb
RA, DEC:12:49:44.794, +43:28:58.52
(192.436642, 43.482921)
Redshift:
Type:
See object 2025hhb
,
2025hku
RA, DEC:16:00:41.922, +17:21:00.10
(240.174674, 17.350027)
Redshift:
Type:
See object 2025hku
,
2025hli
RA, DEC:13:19:27.575, +15:36:21.69
(199.864894, 15.606026)
Redshift:
Type:
See object 2025hli
,
2025hmo
RA, DEC:15:16:10.885, +52:28:03.85
(229.045353, 52.467735)
Redshift:0.092
Type:SN Ia
See object 2025hmo
,
2025hkd
RA, DEC:12:58:03.001, +09:43:24.05
(194.512505, 9.723347)
Redshift:0.031
Type:SN Ia
See object 2025hkd
,
2025hmp
RA, DEC:11:10:23.567, +10:24:05.14
(167.598195, 10.401427)
Redshift:
Type:
See object 2025hmp
,
2025hmx
RA, DEC:12:27:38.390, +43:05:18.98
(186.909958, 43.088605)
Redshift:
Type:
See object 2025hmx
,
2025hmy
RA, DEC:18:24:07.152, +37:06:44.25
(276.029800, 37.112293)
Redshift:
Type:
See object 2025hmy
,
2025hvq
RA, DEC:11:31:26.546, +15:43:39.69
(172.860609, 15.727692)
Redshift:
Type:
See object 2025hvq
,
2025hxz
RA, DEC:13:35:01.600, +28:35:53.59
(203.756668, 28.598219)
Redshift:
Type:
See object 2025hxz
,
2025hyf
RA, DEC:16:10:58.797, +27:03:46.96
(242.744987, 27.063044)
Redshift:
Type:
See object 2025hyf
,
2025hym
RA, DEC:14:35:25.751, +26:40:15.36
(218.857297, 26.670933)
Redshift:
Type:
See object 2025hym
,
2025bbm
RA, DEC:02:27:51.037, +49:28:33.27
(36.962653, 49.475908)
Redshift:
Type:
See object 2025bbm
,
2025hdm
RA, DEC:16:00:49.295, +28:17:10.98
(240.205397, 28.286382)
Redshift:
Type:
See object 2025hdm
,
2025hgx
RA, DEC:16:29:52.092, +27:57:19.94
(247.467049, 27.955540)
Redshift:
Type:
See object 2025hgx
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Resear…
AstroNote 2025-107
Type: Object/s-Discovery/Classification
Released: 2025-04-05 15:35:05
BlackGEM discovery of a young transient in the outskirts of Centaurus A
P.J. Groot (Radboud/UCT/SAAO), F. Stoppa (Oxford), M. Mlangeni (UCT), H. Tranin (Barcelona), J. van Roestel (UvA), E. Z…
Source Group: BlackGEM
Keywords: Surveys, Optical, Transient, Nova, Supernova, Time-domain, Photometry
Related Objects:
2025guz [BGEM J132554.96-430603.3]
RA, DEC:13:25:54.962, -43:06:03.39
(201.479008, -43.100942)
Redshift:
Type:
See object 2025guz [BGEM J132554.96-430603.3]
The BlackGEM Consortium announces the discovery of BGEM J132554.96-430603.3 / AT2025guz, a young (1 day limit), faint (q=20.15) transient located in the outskirts of the nearby giant elliptical galax…
AstroNote 2025-90
Type: Object/s-Data/Analysis
Released: 2025-03-15 16:09:39
Optical non-detection of AT 2025dup
Mateusz Bronikowski (University of Nova Gorica, SL), Eduardo Concepcion (UNG, SL), Jure Japelj (UNG, SL), Matej Mihelci…
Keywords: Optical, Photometry
Related Objects:
2025dup
RA, DEC:10:29:46.330, -38:20:42.70
(157.443042, -38.345194)
Redshift:
Type:
See object 2025dup
We report the optical non-detection of AT2025dup.
AstroNote 2025-86
Type: Object/s-Data/Analysis
Released: 2025-03-13 13:03:40
Photometric follow-up of SN2024adhf/Gaia25aao with BHTOM.space global telescope network
Lukasz Wyrzykowski (U.Warsaw/NCBJ, PL), P.Mikolajczyk (U.Wroclaw/NCBJ, PL), K.Kotysz (U.Wroclaw/U.Warsaw, PL), P.Zielin…
Source Group: BHTOM
Keywords: Photometry, Optical, Time-domain, Transient
Related Objects:
2024adhf [GOTO24iqy]
RA, DEC:11:30:09.310, -13:44:55.61
(172.538792, -13.748781)
Redshift:0.0225
Type:SN Ia
See object 2024adhf [GOTO24iqy]
We report on the optical photometric follow-up of SN2024adhf/Gaia25aao conducted with the BHTOM.space global telescope network.
AstroNote 2025-82
Type: Object/s-Discovery/Classification
Released: 2025-03-09 09:04:53
WFST0529iump (AT 2025dvo): discovery of a fast rising supernova candidate
Ziqing Jia, Zelin Xu, Zhengyan Liu, Dezheng Meng, Weiyu Wu, Junhan Zhao, Kexin Yu, Ji-an Jiang (USTC) on behalf of the …
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025dvo
RA, DEC:11:14:35.711, +02:07:38.10
(168.648794, 2.127249)
Redshift:
Type:
See object 2025dvo
Related Notes:
2025-58
2025-822025-02-13 14:14:05
Title: 330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Authors: Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
,
2024-230
2025-822024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report a fast rising supernova candidate WFST0529iump (AT 2025dvo) discovered by the WFST deep high-cadence ugr-bands survey.
AstroNote 2025-81
Type: Object/s-Discovery/Classification
Released: 2025-03-07 12:55:35
A Fast Rising Transient Candidate: WFST0532hscl (AT 2025dug)
Zhengyan Liu, Zelin Xu, Dezheng Meng, Ji-an Jiang, Weiyu Wu, Junhan Zhao, Ziqing Jia (USTC) on behalf of the WFST colla…
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025dug
RA, DEC:10:20:18.197, +01:27:12.05
(155.075820, 1.453347)
Redshift:
Type:
See object 2025dug
Related Notes:
2024-230
2025-812024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report a fast rising transient candidate WFST0532hscl (AT 2025dug) discovered by the 2.5-m Wide Field Survey Telescope (WFST) during its deep high-cadence ugr-bands survey.
AstroNote 2025-58
Type: Announcement-Campaign/Survey
Released: 2025-02-13 14:14:05
330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu, Junhan Zhao, Ziqing Jia, Handan Li, Xinzhi Li (USTC) on be…
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Notes:
2024-230
2025-582024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
,
2025-57
2025-582025-02-13 14:09:32
Title: 14 early photometric detections from the WFST deep high-cadence ugr-bands survey
Authors: Dezheng Meng, Zelin Xu, Ji-an Jiang, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
We report 330 supernova candidates discovered by the 2.5-m Wide Field Survey Telescope (WFST) during the first two months of its deep high-cadence ugr-bands survey.
AstroNote 2025-57
Type: Object/s-Data/Analysis
Released: 2025-02-13 14:09:32
14 early photometric detections from the WFST deep high-cadence ugr-bands survey
Dezheng Meng, Zelin Xu, Ji-an Jiang, Weiyu Wu, Zhengyan Liu, Junhan Zhao, Ziqing Jia (USTC) on behalf of the WFST coll…
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2024aedt [WFST0454gagb]
RA, DEC:01:51:34.198, +08:15:04.84
(27.892490, 8.251346)
Redshift:0.018413
Type:SN Ia
See object 2024aedt [WFST0454gagb]
,
2024aesi [WFST0455beyw]
RA, DEC:01:03:35.875, +06:34:41.26
(15.899480, 6.578128)
Redshift:
Type:
See object 2024aesi [WFST0455beyw]
,
2024aeeg [WFST0457cgau]
RA, DEC:01:33:06.860, +00:10:32.95
(23.278583, 0.175819)
Redshift:0.0165
Type:SN II
See object 2024aeeg [WFST0457cgau]
,
2024aglo [WFST0458chma]
RA, DEC:01:16:37.852, +05:49:09.99
(19.157715, 5.819440)
Redshift:
Type:
See object 2024aglo [WFST0458chma]
,
2024agpe [WFST0458fjdl]
RA, DEC:01:32:53.473, +01:49:23.46
(23.222803, 1.823184)
Redshift:
Type:
See object 2024agpe [WFST0458fjdl]
,
2024agun [WFST0458ldbh]
RA, DEC:02:04:36.002, +03:46:11.59
(31.150008, 3.769887)
Redshift:
Type:
See object 2024agun [WFST0458ldbh]
,
2025yk [WFST0464hykj]
RA, DEC:01:23:17.074, +01:36:35.57
(20.821143, 1.609880)
Redshift:
Type:
See object 2025yk [WFST0464hykj]
,
2025as [WFST0464nglq]
RA, DEC:02:23:19.395, +02:16:03.43
(35.830812, 2.267619)
Redshift:
Type:
See object 2025as [WFST0464nglq]
,
2025lg [WFST0471buqr]
RA, DEC:01:34:31.044, -00:27:40.13
(23.629348, -0.461147)
Redshift:
Type:
See object 2025lg [WFST0471buqr]
,
2025ya [WFST0475anng]
RA, DEC:01:07:32.387, +02:11:05.40
(16.884947, 2.184832)
Redshift:
Type:
See object 2025ya [WFST0475anng]
,
2025om [WFST0479iwgs]
RA, DEC:01:09:40.397, +00:08:08.06
(17.418319, 0.135571)
Redshift:
Type:
See object 2025om [WFST0479iwgs]
,
2025zm [WFST0483bcmo]
RA, DEC:01:18:52.648, +03:03:33.51
(19.719367, 3.059310)
Redshift:
Type:
See object 2025zm [WFST0483bcmo]
,
2025ayg [WFST0496ceoy]
RA, DEC:01:54:26.118, +08:58:25.29
(28.608823, 8.973690)
Redshift:
Type:
See object 2025ayg [WFST0496ceoy]
,
2024agpp [WFST0458lvcd]
RA, DEC:02:05:27.823, +07:54:18.26
(31.365931, 7.905071)
Redshift:
Type:
See object 2024agpp [WFST0458lvcd]
Related Notes:
2024-230
2025-572024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report early photometric detections from the Wide Field Survey Telescope deep high-cadence ugr-bands survey of 14 previously reported supernova/candidates.
AstroNote 2025-45
Type: Object/s-Data/Analysis
Released: 2025-01-31 14:21:09
Photometric follow-up of AT2025aiv with Horten telescope through BHTOM.space system.
Jan Kare Trandem Qvam (Horten Videregaende Skole, NO), Lukasz Wyrzykowski (U.Warsaw/NCBJ, PL), P.Mikolajczyk (U.Wroclaw…
Source Group: BHTOM
Keywords: Photometry, Transient
Related Objects:
2025aiv [GOTO25tl]
RA, DEC:18:10:07.662, +47:53:39.19
(272.531924, 47.894219)
Redshift:0
Type:CV
See object 2025aiv [GOTO25tl]
We report on the optical photometric follow-up of AT2025aiv conducted with the 0.68m Horten telescope, Horten Videregaende Skole, Norway through BHTOM.space system.
AstroNote 2025-42
Type: Object/s-Discovery/Classification
Released: 2025-01-29 18:36:55
BlackGEM discovery of AT2025ajq in the outskirts of Centaurus A / NGC 5128
J. Paice (Durham), H. Tranin (Barcelona), P. Groot (Radboud/SAAO/UCT), P.M. Vreeswijk (Radboud), S. Bloemen (Radboud), …
Source Group: BlackGEM
Keywords: Surveys, Time-domain, Photometry, Transient, Optical
Related Objects:
2025ajq [BGEM J132531.65-425836.6]
RA, DEC:13:25:31.656, -42:58:36.66
(201.381900, -42.976850)
Redshift:
Type:
See object 2025ajq [BGEM J132531.65-425836.6]
The BlackGEM Consortium notes that the recently discovered AT2025ajq is located in the outskirts of the giant elliptical galaxy Centaurus A / NGC 5128
AstroNote 2025-41
Type: Object/s-Discovery/Classification
Released: 2025-01-28 14:35:32
Shane Kast spectral classification of transients 2025-01-23
Jacob Wise (LJMU), K-Ryan Hinds (LJMU), Daniel Perley (LJMU), R. Michael Rich (UCLA)
Source Group: ZTF
Keywords: Spectroscopy, Transient, Supernova, Photometry
Related Objects:
2025adj [ATLAS25awc]
RA, DEC:14:59:44.465, +51:27:47.06
(224.935272, 51.463072)
Redshift:0.011389
Type:SN II
See object 2025adj [ATLAS25awc]
,
2024aezo [ATLAS24rwd]
RA, DEC:13:24:17.066, +27:43:01.14
(201.071110, 27.716983)
Redshift:0.4227
Type:SLSN-I
See object 2024aezo [ATLAS24rwd]
,
2024xsk [ZTF24ablestl]
RA, DEC:11:18:11.786, +26:03:23.40
(169.549108, 26.056500)
Redshift:0.1686
Type:SLSN-I
See object 2024xsk [ZTF24ablestl]
,
2024abpg [ZTF24abtejwy]
RA, DEC:00:14:17.798, +03:25:49.24
(3.574160, 3.430344)
Redshift:0.154
Type:SN Ia-CSM
See object 2024abpg [ZTF24abtejwy]
,
2025li [ZTF25aabegog]
RA, DEC:12:45:55.093, +17:29:35.35
(191.479552, 17.493153)
Redshift:0.079202
Type:SN Ia
See object 2025li [ZTF25aabegog]
,
2024aglr [ZTF25aaaalin]
RA, DEC:23:07:57.908, +25:03:40.95
(346.991281, 25.061374)
Redshift:0.0414
Type:SN Ia
See object 2024aglr [ZTF25aaaalin]
,
2025kl [ZTF25aabowed]
RA, DEC:01:11:52.757, +20:23:57.13
(17.969822, 20.399203)
Redshift:0.058
Type:SN Ia
See object 2025kl [ZTF25aabowed]
,
2025jx [ZTF25aabovpf]
RA, DEC:03:03:50.453, -00:12:13.25
(45.960219, -0.203680)
Redshift:0.027605
Type:SN Ia
See object 2025jx [ZTF25aabovpf]
,
2025hf [ZTF25aabmhdd]
RA, DEC:12:29:16.826, +05:04:04.41
(187.320110, 5.067893)
Redshift:0.07
Type:SN Ia
See object 2025hf [ZTF25aabmhdd]
,
2025kd [ZTF25aabpoxz]
RA, DEC:05:45:53.157, -25:53:17.05
(86.471487, -25.888069)
Redshift:0.0425
Type:SN Ia
See object 2025kd [ZTF25aabpoxz]
,
2025iv [GOTO25ft]
RA, DEC:02:07:27.256, +19:11:36.88
(31.863567, 19.193579)
Redshift:0.0173
Type:SN Ic
See object 2025iv [GOTO25ft]
,
2025dc [ZTF25aaapkzn]
RA, DEC:09:53:46.435, -08:18:09.09
(148.443478, -8.302525)
Redshift:0.047
Type:SN II
See object 2025dc [ZTF25aaapkzn]
,
2025ei [ATLAS25agn]
RA, DEC:11:44:47.404, +19:46:24.36
(176.197517, 19.773434)
Redshift:0.03
Type:SN II
See object 2025ei [ATLAS25agn]
,
2025ky [ZTF22ablqzpz]
RA, DEC:10:02:49.869, -05:51:12.65
(150.707788, -5.853515)
Redshift:0.0828
Type:SN Ia
See object 2025ky [ZTF22ablqzpz]
Related Notes:
2025-6
2025-412025-01-07 15:22:02
Title: Hostless candidates detected by ELEPHANT
Authors: R. Durgesh (independent), P. Pessi (OKC), E. E. O. Ishida (…
Source Group: COIN
,
2025-8
2025-412025-01-09 12:03:53
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: F. Ragosta, I. Salmaso, S. Benetti, R. Carini, A. Melandri…
Source Group: ePESSTO+
,
2025-30
2025-412025-01-23 13:49:46
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: H. Wichern, S. de Wet, G. Leloudas (DTU Space), S. Faris (T…
Source Group: ePESSTO+
,
2025-34
2025-412025-01-20 22:30:18
Title: ZTF superluminous supernova candidates
Authors: Ting-Wan Chen (NCU), Ragnhild Lunnan, Priscila J. Pessi, An…
Source Group: ZTF
,
2025-35
2025-412025-01-25 11:23:32
Title: ATLAS25awc (AT2025adj): discovery of a candidate SN in KUG 1458+516 (48 Mpc)
Authors: K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulto…
Source Group: ATLAS
,
2025-36
2025-412025-01-26 08:09:21
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: H. Wichern, S. de Wet, G. Leloudas (DTU Space), S. Faris (…
Source Group: ePESSTO+
We report observations of 14 transients using the Shane Kast spectrograph at the Lick observatory on the nights of 2025-01-23 and 2025-01-24. New classifications were found for 10 objects, which incl…
AstroNote 2025-38
Type: Object/s-Data/Analysis
Released: 2025-01-27 14:21:19
DAO Photometric Follow Up of selected Optical Transients (Jan. 2025) cont.
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2025ts
RA, DEC:03:12:12.298, +42:00:32.68
(48.051242, 42.009078)
Redshift:
Type:
See object 2025ts
,
2025tv
RA, DEC:02:34:42.720, +20:24:41.60
(38.677999, 20.411557)
Redshift:
Type:
See object 2025tv
,
2025vw
RA, DEC:07:07:19.255, +45:56:48.57
(106.830230, 45.946825)
Redshift:
Type:
See object 2025vw
,
2025wa
RA, DEC:12:19:46.179, +52:39:04.44
(184.942412, 52.651234)
Redshift:0.1
Type:SN Ia
See object 2025wa
,
2025wv
RA, DEC:10:28:11.490, +41:11:47.42
(157.047876, 41.196505)
Redshift:
Type:
See object 2025wv
,
2025yp
RA, DEC:03:42:44.254, +43:53:01.31
(55.684393, 43.883698)
Redshift:0.027052
Type:SN II
See object 2025yp
,
2025aau
RA, DEC:04:42:30.624, +05:44:32.45
(70.627602, 5.742347)
Redshift:
Type:
See object 2025aau
,
2025abn
RA, DEC:01:59:18.724, +28:15:46.87
(29.828017, 28.263019)
Redshift:
Type:
See object 2025abn
This is a continuation of astronote 2025-37
AstroNote 2025-37
Type: Object/s-Data/Analysis
Released: 2025-01-26 23:01:20
DAO Photometric Follow Up of selected Optical Transients (Jan. 2025)
D. D. Balam (DAO/NRC)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2025oq
RA, DEC:09:04:38.432, +18:28:00.03
(136.160132, 18.466676)
Redshift:0.01133
Type:SN Ic-BL
See object 2025oq
,
2025sn
RA, DEC:14:06:20.333, +48:40:16.22
(211.584722, 48.671171)
Redshift:0.066
Type:SN Ia
See object 2025sn
We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…
AstroNote 2025-31
Type: Object/s-Data/Analysis
Released: 2025-01-23 20:46:29
Photometric follow-up of SN2024gy with BHTOM.space global telescope network
Lukasz Wyrzykowski (U.Warsaw/NCBJ, PL), P.Mikolajczyk (U.Wroclaw/U.Warsaw, PL), K.Kotysz (U.Wroclaw/U.Warsaw, PL), P.Zi…
Source Group: BHTOM
Keywords: Transient, Optical, Photometry, Time-domain
Related Objects:
2024gy
RA, DEC:12:15:51.289, +13:06:56.13
(183.963702, 13.115592)
Redshift:0.001183
Type:SN Ia
See object 2024gy
Related Notes:
2024-6
2025-312024-01-05 20:44:30
Title: SN 2024gy, a type Ia SN in NGC 4216, in the Virgo cluster of galaxies: LCOGT photometry and position
Authors: I. Pérez-Fournon and F. Poidevin (IAC and ULL)
Source Group: SGLF
We report on the optical photometric follow-up of SN2024gy conducted with the BHTOM.space global telescope network.
AstroNote 2025-22
Type: Object/s-Data/Analysis
Released: 2025-01-14 21:12:22
Photometric follow-up of SN2024ggi with BHTOM.space global telescope network
Lukasz Wyrzykowski (U.Warsaw/NCBJ, PL), P.Mikolajczyk (U.Wroclaw/U.Warsaw, PL), K.Kotysz (U.Wroclaw/U.Warsaw, PL), P.Zi…
Source Group: BHTOM
Keywords: Photometry, Catalogs, Optical, Time-domain, Transient
Related Objects:
2024ggi [SN 2024ggi]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
See object 2024ggi [SN 2024ggi]
Related Notes:
2024-100
2025-222024-04-11 10:52:27
Title: ATLAS24fsk (AT2024ggi): discovery of a nearby candidate SN in NGC 3621 at 7 Mpc with a possible progenitor detection
Authors: S. Srivastav (Oxford), T.-W. Chen (NCU), S. J. Smartt (Oxfo…
Source Group: ATLAS
,
2024-102
2025-222024-04-11 13:08:21
Title: Kinder follow-up observations of AT 2024ggi (ATLAS24fsk)
Authors: T.-W. Chen, A. Sankar.K (both NCUIA), S. Yang (HNAS), S. Sr…
Source Group: Kinder
,
2024-108
2025-222024-04-12 14:40:42
Title: Monitoring of AT 2024ggi (ATLAS24fsk) with Mephisto facilities
Authors: Brajesh Kumar, Xin-Lei Chen, Weikang Lin, Yuan Fang, Guowan…
,
2024-109
2025-222024-04-12 15:22:01
Title: Follow-up observation of SN 2024ggi in NGC 3621
Authors: F. D. Romanov (AAVSO)
Source Group: F. D. Romanov
We report on the optical photometric follow-up of SN2024ggi conducted with the BHTOM.space global telescope network.
AstroNote 2025-2
Type: Object/s-Discovery/Classification
Released: 2025-01-04 10:58:58
AT2022mop: a rapidly rising SN candidate with a long-lived and luminous precursor
S. Srivastav, H. Stevance (Oxford), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCo…
Source Group: ATLAS
Keywords: Supernova, Transient, Optical, Photometry
Related Objects:
2022mop [PS22fhf]
RA, DEC:23:30:51.220, -02:56:33.90
(352.713417, -2.942750)
Redshift:0.017219
Type:SN IIn
See object 2022mop [PS22fhf]
We report the rapidly rising ATLAS light curve of the transient AT2022mop, initially discovered by Pan-STARRS2 in 2022. Forced photometry history in Pan-STARRS, ZTF and ATLAS shows evidence for mult…
AstroNote 2024-395
Type: Object/s-Data/Analysis
Released: 2024-12-30 16:58:35
Photometric follow-up of SN2024iss with BHTOM.space global telescope network
Lukasz Wyrzykowski (UW/NCBJ), P.Mikolajczyk (UWr/UW), K.Kotysz (UWr/UW), P.Zielinski (UMK), N.Ihanec (UW/ING), F.Dubois…
Source Group: WTFU
Keywords: Supernova, Photometry
Related Objects:
2024iss [Gaia24bot]
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
See object 2024iss [Gaia24bot]
Related Notes:
2024-130
2024-3952024-05-13 21:19:50
Title: AT 2024iss (GOTO24bmf, ZTF24aankvcy): a bright and fast transient in a dwarf galaxy in the Coma cluster of galaxies
Authors: I. Pérez-Fournon, F. Poidevin, D. S. Aguado, J. A. Acosta-P…
Source Group: SGLF
,
2024-128
2024-3952024-05-13 08:43:54
Title: GOTO discovery of a nearby bright transient at 18.7 Mpc.
Authors: D. O'Neill, B.Godson, T. Killestein, R. Kotak, H. Kunc…
Source Group: GOTO
We report on the optical photometric follow-up of SN2024iss conducted with the BHTOM.space global telescope network.
AstroNote 2024-391
Type: Object/s-Data/Analysis
Released: 2024-12-28 17:35:32
DAO Photometric Follow Up of selected Optical Transients (Aug. 2024)
D. D. Balam (DAO/NRC), M. R. Kendurkar (GSNST)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024rcc
RA, DEC:23:30:11.207, +18:26:12.54
(352.546694, 18.436817)
Redshift:0.14
Type:SN Ia-91T-like
See object 2024rcc
,
2024rjb
RA, DEC:20:06:20.137, +22:00:55.73
(301.583904, 22.015479)
Redshift:
Type:
See object 2024rjb
,
2024rjs
RA, DEC:18:10:44.307, +37:01:42.94
(272.684614, 37.028594)
Redshift:
Type:
See object 2024rjs
,
2024rjw
RA, DEC:21:03:10.107, +20:45:02.58
(315.792112, 20.750717)
Redshift:0.02
Type:SN Ic
See object 2024rjw
,
2024rke
RA, DEC:22:13:50.047, +06:51:46.96
(333.458529, 6.863044)
Redshift:0.06
Type:SN Ia
See object 2024rke
,
2024rlv
RA, DEC:23:32:52.065, +34:38:22.45
(353.216939, 34.639570)
Redshift:
Type:
See object 2024rlv
,
2024rlw
RA, DEC:20:46:48.130, +13:23:54.14
(311.700543, 13.398371)
Redshift:
Type:
See object 2024rlw
,
2024rnj
RA, DEC:21:29:14.647, +18:03:58.88
(322.311029, 18.066355)
Redshift:
Type:
See object 2024rnj
We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…
AstroNote 2024-386
Type: Object/s-Data/Analysis
Released: 2024-12-25 01:43:21
ZTF and Gemini Observations of the Fast-fading Luminous Optical Transient AT2024aehp
Jason Sevilla, Anna Y. Q. Ho (Cornell), Gokul Srinivasaragavan (UMD)
Source Group: ZTF
Keywords: Transient, Spectroscopy, Optical, Time-domain, Photometry
Related Objects:
2024aehp [ZTF24abygbss]
RA, DEC:08:21:07.471, +28:44:22.30
(125.281129, 28.739529)
Redshift:
Type:
See object 2024aehp [ZTF24abygbss]
We report ZTF observations of a rapidly fading transient, AT2024aehp (ZTF24abygbss). The spectroscopic redshift of the host galaxy is z = 0.170, implying a peak absolute magnitude of M_g ~ -20.5 AB m…
AstroNote 2024-381
Type: Object/s-Discovery/Classification
Released: 2024-12-23 14:07:10
Discovery of BGEM J132515.39-425833.7 / AT 2024aeql : Nova or early SN in Centaurus A / NGC5128
Simo Scaringi (Durham), Gavin Ramsay (Armagh), Hugo Tranin (Barcelona), Jan van Roestel (Amsterdam), Paul Groot (Radbou…
Source Group: BlackGEM
Keywords: Time-domain, Surveys, Photometry, Transient, Optical, Nova, Supernova
Related Objects:
2024aeql
RA, DEC:13:25:15.395, -42:58:33.75
(201.314146, -42.976042)
Redshift:0.002
Type:Nova
See object 2024aeql
BGEM J132515.39-425833.7 / AT2024aeql was recently discovered by the BlackGEM and GOTO telescope arrays at q/L =18.5. The object is located ~2' NW of the core of Centaurus A / NGC 5128, at a distance…
AstroNote 2024-377
Type: Object/s-Data/Analysis
Released: 2024-12-18 20:48:57
DAO Photometric Follow Up of selected Optical Transients (May/June 2024)
D. D. Balam (DAO/NRC), M. R. Kendurkar (GSNST)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024iks
RA, DEC:12:41:34.304, +01:04:23.05
(190.392932, 1.073068)
Redshift:
Type:
See object 2024iks
,
2024ikx
RA, DEC:13:09:49.610, +11:24:39.89
(197.456708, 11.411081)
Redshift:0.025107
Type:SN II
See object 2024ikx
,
2024ila
RA, DEC:15:36:51.840, +06:29:57.50
(234.216002, 6.499306)
Redshift:
Type:
See object 2024ila
,
2024ilz
RA, DEC:14:50:11.738, +11:30:08.24
(222.548907, 11.502289)
Redshift:
Type:
See object 2024ilz
,
2024imm
RA, DEC:13:59:10.759, +27:59:19.19
(209.794829, 27.988665)
Redshift:
Type:
See object 2024imm
,
2024inv
RA, DEC:11:06:32.160, +11:22:42.38
(166.634000, 11.378439)
Redshift:0.004528
Type:SN Ia
See object 2024inv
,
2024ioy
RA, DEC:16:39:44.595, +39:38:12.13
(249.935814, 39.636702)
Redshift:
Type:
See object 2024ioy
,
2024ipf
RA, DEC:17:49:21.683, +14:58:34.06
(267.340347, 14.976126)
Redshift:0.052
Type:SN Ia
See object 2024ipf
,
2024iph
RA, DEC:15:06:20.715, +30:45:14.12
(226.586312, 30.753921)
Redshift:
Type:
See object 2024iph
,
2024ipj
RA, DEC:14:23:37.784, +08:33:03.92
(215.907432, 8.551089)
Redshift:
Type:
See object 2024ipj
,
2024ipn
RA, DEC:12:18:07.504, +35:25:30.52
(184.531266, 35.425145)
Redshift:
Type:
See object 2024ipn
,
2024jps
RA, DEC:15:37:49.054, +12:19:03.89
(234.454391, 12.317748)
Redshift:
Type:
See object 2024jps
,
2024kce
RA, DEC:12:29:49.560, +08:12:48.49
(187.456500, 8.213469)
Redshift:0.003
Type:SN Ia-pec
See object 2024kce
,
2024kcn
RA, DEC:13:41:15.380, +14:06:44.85
(205.314085, 14.112459)
Redshift:
Type:
See object 2024kcn
,
2024kdn
RA, DEC:18:56:12.742, +36:02:00.99
(284.053092, 36.033608)
Redshift:
Type:
See object 2024kdn
,
2024keb
RA, DEC:15:10:32.350, +13:31:45.95
(227.634792, 13.529431)
Redshift:0.07463
Type:SN Ia
See object 2024keb
,
2024kfj
RA, DEC:18:40:30.300, +12:27:56.80
(280.126250, 12.465779)
Redshift:
Type:
See object 2024kfj
,
2024kjm
RA, DEC:16:51:51.037, +69:17:28.16
(252.962655, 69.291155)
Redshift:
Type:
See object 2024kjm
,
2024kkj
RA, DEC:15:55:14.997, +33:22:18.04
(238.812489, 33.371677)
Redshift:
Type:
See object 2024kkj
,
2024kxn
RA, DEC:18:16:08.560, +47:22:19.16
(274.035667, 47.371989)
Redshift:0.051
Type:SN Ia
See object 2024kxn
,
2024ldo
RA, DEC:13:11:39.293, +62:38:08.79
(197.913721, 62.635775)
Redshift:
Type:
See object 2024ldo
,
2024lfb
RA, DEC:19:29:58.915, +39:13:54.90
(292.495480, 39.231916)
Redshift:
Type:
See object 2024lfb
,
2024ljb
RA, DEC:13:53:51.025, +38:08:28.21
(208.462604, 38.141169)
Redshift:0.0343980007
Type:SN Ia
See object 2024ljb
,
2024lnn
RA, DEC:16:30:16.796, +52:15:49.59
(247.569981, 52.263776)
Redshift:
Type:
See object 2024lnn
,
2024lnq
RA, DEC:14:50:43.751, +69:33:16.48
(222.682295, 69.554577)
Redshift:0.48
Type:SN
See object 2024lnq
,
2024lwu
RA, DEC:20:02:37.030, +39:47:00.20
(300.654292, 39.783389)
Redshift:
Type:
See object 2024lwu
We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…
AstroNote 2024-376
Type: Announcement-Tool/Utility
Released: 2024-12-17 18:14:31
BlackGEM Finder Charts with Transient Reports
P.J. Groot (Radboud/UCT/SAAO), P.M. Vreeswijk (Radboud), S. Bloemen (Radboud), H. Tranin (Barcelona), J. van Roestel (U…
Source Group: BlackGEM
Keywords: Time-domain, Surveys, Photometry
BlackGEM Transient Reports come standard with finder charts
AstroNote 2024-370
Type: Object/s-Data/Analysis
Released: 2024-12-15 01:56:51
DAO Photometric Follow Up of selected Optical Transients 2024 December
D. D. Balam (DAO/NRC), M. R. Kendurkar (GSNST)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024acqu
RA, DEC:06:53:21.719, +40:14:33.83
(103.340497, 40.242731)
Redshift:
Type:
See object 2024acqu
,
2024acsd
RA, DEC:09:36:20.503, +23:45:00.33
(144.085428, 23.750093)
Redshift:0.021748
Type:SN Ic-BL
See object 2024acsd
,
2024acxs
RA, DEC:07:57:26.677, +41:37:02.90
(119.361154, 41.617471)
Redshift:
Type:
See object 2024acxs
,
2024acxv
RA, DEC:22:23:37.953, +14:41:19.17
(335.908139, 14.688660)
Redshift:0.062
Type:SN Ia
See object 2024acxv
,
2024aczz
RA, DEC:03:41:37.474, +34:57:40.82
(55.406142, 34.961338)
Redshift:
Type:
See object 2024aczz
,
2024adaw
RA, DEC:04:35:12.785, +24:46:46.26
(68.803271, 24.779518)
Redshift:
Type:
See object 2024adaw
,
2024adbj
RA, DEC:00:16:23.629, +00:47:29.40
(4.098452, 0.791499)
Redshift:
Type:
See object 2024adbj
,
2024addt
RA, DEC:08:07:04.066, +15:22:42.58
(121.766940, 15.378495)
Redshift:0.086
Type:SN Ia
See object 2024addt
,
2024adkv
RA, DEC:22:17:15.533, +43:32:48.38
(334.314721, 43.546773)
Redshift:
Type:
See object 2024adkv
,
2024adrj
RA, DEC:22:41:12.764, +36:26:21.36
(340.303182, 36.439267)
Redshift:
Type:
See object 2024adrj
,
2024adsr
RA, DEC:21:44:42.543, +26:49:06.05
(326.177262, 26.818348)
Redshift:0.064
Type:SN Ia
See object 2024adsr
,
2024adts
RA, DEC:02:07:32.443, +36:39:00.33
(31.885181, 36.650092)
Redshift:
Type:
See object 2024adts
,
2024advj
RA, DEC:00:58:33.390, +45:00:40.72
(14.639125, 45.011311)
Redshift:0.017
Type:SN IIn
See object 2024advj
We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…
AstroNote 2024-296
Type: Object/s-Data/Analysis
Released: 2024-10-14 17:41:27
DAO photometric follow-up of selected transients (Oct. 2024 - II)
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024xqe
RA, DEC:02:21:11.939, +36:19:48.60
(35.299746, 36.330166)
Redshift:0.034
Type:SN Ia
See object 2024xqe
,
2024xrd
RA, DEC:01:13:09.360, +27:48:08.20
(18.289000, 27.802279)
Redshift:0.0452379
Type:SN Ia
See object 2024xrd
,
2024xsv
RA, DEC:22:03:59.367, +36:49:48.49
(330.997362, 36.830135)
Redshift:
Type:
See object 2024xsv
,
2024xtb
RA, DEC:21:57:21.081, +26:50:51.22
(329.337837, 26.847561)
Redshift:
Type:
See object 2024xtb
,
2024xtt
RA, DEC:23:46:18.630, +29:06:39.65
(356.577627, 29.111013)
Redshift:
Type:
See object 2024xtt
,
2024xvg
RA, DEC:19:15:44.753, +44:10:32.26
(288.936470, 44.175628)
Redshift:0.03
Type:SN Ia
See object 2024xvg
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Resear…
AstroNote 2024-283
Type: Object/s-Data/Analysis
Released: 2024-10-04 01:59:31
DAO photometric follow-up of selected transients (Oct. 2024)
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024wsh
RA, DEC:22:32:03.521, +16:05:19.83
(338.014670, 16.088843)
Redshift:
Type:
See object 2024wsh
,
2024wsz
RA, DEC:01:16:09.901, +39:41:10.36
(19.041256, 39.686211)
Redshift:
Type:
See object 2024wsz
,
2024wtu
RA, DEC:23:23:30.586, +18:53:55.57
(350.877440, 18.898770)
Redshift:0.02
Type:SN II
See object 2024wtu
,
2024wvi
RA, DEC:21:19:13.309, +10:25:14.37
(319.805455, 10.420657)
Redshift:
Type:
See object 2024wvi
,
2024wvz
RA, DEC:00:01:58.129, +26:30:34.91
(0.492206, 26.509699)
Redshift:
Type:
See object 2024wvz
,
2024wxx
RA, DEC:20:56:44.230, +28:37:17.70
(314.184292, 28.621583)
Redshift:
Type:
See object 2024wxx
,
2024wyx
RA, DEC:02:14:10.502, +23:12:18.02
(33.543758, 23.205004)
Redshift:
Type:
See object 2024wyx
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Resear…
AstroNote 2024-269
Type: Object/s-Data/Analysis
Released: 2024-09-26 23:37:22
DAO Photometric Follow Up of selected Optical Transients
M R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: GSNST
Keywords: Surveys, Photometry, Transient, Nova, Optical
Related Objects:
2024nvo
RA, DEC:14:44:24.252, +38:39:19.74
(221.101049, 38.655484)
Redshift:
Type:
See object 2024nvo
,
2024nvi
RA, DEC:16:53:58.596, +30:20:00.83
(253.494148, 30.333563)
Redshift:
Type:
See object 2024nvi
,
2024nkl
RA, DEC:17:30:00.402, +25:49:01.56
(262.501676, 25.817101)
Redshift:
Type:
See object 2024nkl
,
2024nut
RA, DEC:15:45:52.960, +15:07:43.50
(236.470665, 15.128750)
Redshift:0.08
Type:SN Ibn
See object 2024nut
,
2024nzf
RA, DEC:16:39:53.018, +29:47:14.11
(249.970910, 29.787251)
Redshift:0.12
Type:SN Ia
See object 2024nzf
,
2024nxg
RA, DEC:17:09:49.166, +32:17:53.04
(257.454858, 32.298067)
Redshift:0.063111
Type:SN Ia
See object 2024nxg
,
2024nxi
RA, DEC:20:50:15.394, +31:41:52.83
(312.564143, 31.698008)
Redshift:
Type:
See object 2024nxi
,
2024ozg
RA, DEC:17:29:36.005, +35:50:45.64
(262.400019, 35.846010)
Redshift:
Type:
See object 2024ozg
,
2024ozx
RA, DEC:18:59:35.999, +33:18:06.77
(284.899994, 33.301882)
Redshift:0.068
Type:SN Ia
See object 2024ozx
,
2024ozr
RA, DEC:21:06:19.635, +02:10:09.21
(316.581814, 2.169225)
Redshift:0.062
Type:SN II
See object 2024ozr
,
2024ozn
RA, DEC:22:39:00.444, +24:37:37.17
(339.751850, 24.626992)
Redshift:0.050021
Type:SN Ia
See object 2024ozn
,
2024pdi
RA, DEC:19:07:01.980, +36:36:38.13
(286.758251, 36.610591)
Redshift:
Type:
See object 2024pdi
,
2024pen
RA, DEC:19:30:46.589, +40:51:52.36
(292.694120, 40.864545)
Redshift:
Type:
See object 2024pen
Here we present multi-band photometric follow up observations of 13 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of …
AstroNote 2024-249
Type: Announcement-Data Release
Released: 2024-09-11 03:44:42
DAO photometric follow-up of selected transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024szl
RA, DEC:22:33:32.463, +11:56:28.68
(338.385264, 11.941300)
Redshift:
Type:
See object 2024szl
,
2024szx
RA, DEC:22:25:25.417, +15:57:36.93
(336.355906, 15.960257)
Redshift:
Type:
See object 2024szx
,
2024tdd
RA, DEC:00:50:12.252, +42:24:43.17
(12.551050, 42.411992)
Redshift:
Type:
See object 2024tdd
,
2024tta
RA, DEC:17:20:05.082, +44:55:24.22
(260.021177, 44.923393)
Redshift:
Type:
See object 2024tta
,
2024tuf
RA, DEC:22:08:32.131, +40:01:44.49
(332.133877, 40.029024)
Redshift:
Type:
See object 2024tuf
,
2024tuk
RA, DEC:20:56:57.785, +67:00:40.02
(314.240770, 67.011116)
Redshift:
Type:
See object 2024tuk
,
2024twg
RA, DEC:00:55:53.444, +47:30:51.33
(13.972683, 47.514258)
Redshift:
Type:
See object 2024twg
,
2024uzy
RA, DEC:22:00:45.186, +23:03:24.67
(330.188277, 23.056853)
Redshift:0.0868
Type:SN Ia
See object 2024uzy
We present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council of Cana…
AstroNote 2024-247
Type: Object/s-Data/Analysis
Released: 2024-09-09 00:22:46
DAO photometric follow-up of selected transients (Sept. 2024)
D. D. Balam (Dominion Astrophysical Observatory/NRC), Malahar Kendurkar (GSNST)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024uau
RA, DEC:01:31:09.150, +21:01:57.79
(22.788125, 21.032719)
Redshift:0.08
Type:SN Ia-91T-like
See object 2024uau
,
2024ucd
RA, DEC:22:34:32.419, +18:10:00.45
(338.635078, 18.166793)
Redshift:0.07
Type:SN Ia
See object 2024ucd
,
2024uhy
RA, DEC:01:03:11.610, +04:05:11.92
(15.798374, 4.086644)
Redshift:
Type:
See object 2024uhy
,
2024ukh
RA, DEC:22:45:30.885, +38:10:01.95
(341.378686, 38.167210)
Redshift:0.07
Type:SN Ia
See object 2024ukh
,
2024uiu
RA, DEC:22:30:29.027, +19:31:22.95
(337.620944, 19.523043)
Redshift:
Type:
See object 2024uiu
,
2024ujh
RA, DEC:02:20:59.164, +21:39:42.16
(35.246515, 21.661712)
Redshift:
Type:
See object 2024ujh
,
2024ukl
RA, DEC:02:49:47.570, +15:58:47.82
(42.448208, 15.979950)
Redshift:
Type:
See object 2024ukl
,
2024ulu
RA, DEC:00:23:10.151, +15:19:00.81
(5.792295, 15.316892)
Redshift:0.069
Type:SN II
See object 2024ulu
,
2024ulw
RA, DEC:01:06:11.161, +22:48:38.38
(16.546504, 22.810660)
Redshift:
Type:
See object 2024ulw
,
2024uly
RA, DEC:21:23:31.253, +08:14:00.63
(320.880220, 8.233509)
Redshift:
Type:
See object 2024uly
,
2024unx
RA, DEC:02:27:55.070, +37:26:51.83
(36.979458, 37.447731)
Redshift:0.045
Type:SN Ia
See object 2024unx
,
2024uog
RA, DEC:21:36:53.842, +08:35:23.36
(324.224340, 8.589821)
Redshift:
Type:
See object 2024uog
,
2024upq
RA, DEC:20:20:10.869, +62:33:16.17
(305.045287, 62.554493)
Redshift:
Type:
See object 2024upq
,
2024utb
RA, DEC:21:41:15.802, +20:40:32.93
(325.315841, 20.675814)
Redshift:
Type:
See object 2024utb
,
2024utu
RA, DEC:02:28:10.720, +28:19:35.80
(37.044667, 28.326611)
Redshift:0.058
Type:SN Ia
See object 2024utu
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council of…
AstroNote 2024-243
Type: Object/s-Data/Analysis
Released: 2024-09-06 20:08:41
ATLAS forced-photometry detection of the fast transient ZTF24abefmrx / AT 2024uaq
I. Pérez-Fournon, F. Poidevin (IAC and ULL), C. Jaén-Martín (ULL), C. Jiménez Ángel (GRANTECAN), Z. Delgado-González (U…
Source Group: SGLF
Keywords: Time-domain, Transient, Optical, Photometry
Related Objects:
2024uaq [ZTF24abefmrx]
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
See object 2024uaq [ZTF24abefmrx]
Related Notes:
2024-242
2024-2432024-09-06 14:31:41
Title: ZTF24abefmrx/AT 2024uaq: ZTF identification of a fast rising and rapidly fading transient
Authors: Gokul Srinivasaragavan (UMD), Vishwajeet Swain (IIT Bombay,…
We report on the ATLAS forced-photometry detection of the fast rising and fading transient ZTF24abefmrx / AT 2024uaq
AstroNote 2024-242
Type: Object/s-Data/Analysis
Released: 2024-09-06 14:31:41
ZTF24abefmrx/AT 2024uaq: ZTF identification of a fast rising and rapidly fading transient
Gokul Srinivasaragavan (UMD), Vishwajeet Swain (IIT Bombay, India), Anna Ho (Cornell), Jason Sevilla (Cornell), Daniel …
Keywords: Time-domain, Photometry, Optical
Related Objects:
2024uaq
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
See object 2024uaq
We report the identification of ZTF24abefmrx/AT 2024uaq as a fast rising (1.5 mag/day) and subsequently rapidly fading (0.25 mag/day) transient, on the basis of ZTF forced photometry and follow-up ob…
AstroNote 2024-230
Type: Announcement-Campaign/Survey
Released: 2024-08-28 14:12:42
545 supernova candidates from the WFST pilot survey
Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezheng Meng (USTC), Zhengyan Liu (USTC), Junhan Zhao (USTC), Zi…
Source Group: WFST
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
We report 545 supernova candidates discovered by the 2.5-m Wide Field Survey Telescope during a pilot survey from March 6th to July 10th, 2024.
AstroNote 2024-224
Type: Object/s-Discovery/Classification
Released: 2024-08-21 09:55:05
ZTF superluminous supernova candidates
Jacob Wise (LJMU), Ragnhild Lunnan (OKC), Priscila Pessi (OKC), Daniel Perley (LJMU), Lin Yan (Caltech), Anamaria Gkini…
Source Group: ZTF
Keywords: Supernova, Photometry, Spectroscopy, Transient
Related Objects:
2024ncd [ZTF24aatchko]
RA, DEC:17:02:56.209, +29:33:12.08
(255.734202, 29.553356)
Redshift:0
Type:SN
See object 2024ncd [ZTF24aatchko]
,
2024phh [ZTF24aaumyhv]
RA, DEC:15:35:38.077, +58:35:34.37
(233.908653, 58.592881)
Redshift:
Type:
See object 2024phh [ZTF24aaumyhv]
,
2024qef [ZTF24aaxhvbu]
RA, DEC:22:29:36.401, +00:29:53.31
(337.401670, 0.498142)
Redshift:0
Type:SN
See object 2024qef [ZTF24aaxhvbu]
,
2024psa [ZTF24aavzorr]
RA, DEC:13:51:15.110, +52:24:06.46
(207.812958, 52.401794)
Redshift:
Type:
See object 2024psa [ZTF24aavzorr]
,
2024pyl [ZTF24aawurfo]
RA, DEC:14:08:42.825, +14:56:44.18
(212.178437, 14.945606)
Redshift:
Type:
See object 2024pyl [ZTF24aawurfo]
,
2024qkw [ZTF24aaxmpyh]
RA, DEC:00:11:45.256, +06:38:46.74
(2.938566, 6.646317)
Redshift:0.0461
Type:SN Ia-pec
See object 2024qkw [ZTF24aaxmpyh]
,
2024nda [ZTF24aaskeha]
RA, DEC:19:50:55.147, +60:54:03.59
(297.729779, 60.900998)
Redshift:
Type:
See object 2024nda [ZTF24aaskeha]
,
2024nbk [ZTF24aatkycx]
RA, DEC:17:37:38.482, +48:07:01.41
(264.410340, 48.117060)
Redshift:
Type:
See object 2024nbk [ZTF24aatkycx]
,
2024sli [ZTF24aartvyz]
RA, DEC:16:11:19.300, +45:08:36.56
(242.830417, 45.143489)
Redshift:
Type:
See object 2024sli [ZTF24aartvyz]
Related Notes:
2024-194
2024-2242024-07-13 12:49:47
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: J. Duarte, S. González-Gaitán (CENTRA-IST), C. Gutiérrez (I…
Source Group: ePESSTO+
,
2024-222
2024-2242024-08-14 15:57:20
Title: SLSN and TDE candidates from NEEDLE on Lasair
Authors: X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, A. Aamer, M…
Source Group: OxQUB
We report 9 ZTF superluminous supernova candidates selected by our software filter and subsequent human vetting. In this sample, a typical rise time is longer than 20 days and a typical peak r-band m…
AstroNote 2024-223
Type: Object/s-Data/Analysis
Released: 2024-08-19 22:13:59
DAO photometric follow-up of selected transients (Aug. 2024)
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024rjs
RA, DEC:18:10:44.307, +37:01:42.94
(272.684614, 37.028594)
Redshift:
Type:
See object 2024rjs
,
2024rjw
RA, DEC:21:03:10.107, +20:45:02.58
(315.792112, 20.750717)
Redshift:0.02
Type:SN Ic
See object 2024rjw
,
2024rke
RA, DEC:22:13:50.047, +06:51:46.96
(333.458529, 6.863044)
Redshift:0.06
Type:SN Ia
See object 2024rke
,
2024rlw
RA, DEC:20:46:48.130, +13:23:54.14
(311.700543, 13.398371)
Redshift:
Type:
See object 2024rlw
,
2024rjb
RA, DEC:20:06:20.137, +22:00:55.73
(301.583904, 22.015479)
Redshift:
Type:
See object 2024rjb
,
2024rnj
RA, DEC:21:29:14.647, +18:03:58.88
(322.311029, 18.066355)
Redshift:
Type:
See object 2024rnj
,
2024rcc
RA, DEC:23:30:11.207, +18:26:12.54
(352.546694, 18.436817)
Redshift:0.14
Type:SN Ia-91T-like
See object 2024rcc
,
2024rox
RA, DEC:22:00:22.026, +07:04:44.51
(330.091774, 7.079030)
Redshift:
Type:
See object 2024rox
,
2024rqg
RA, DEC:18:22:13.359, +39:46:05.85
(275.555663, 39.768292)
Redshift:
Type:
See object 2024rqg
,
2024ryv
RA, DEC:00:25:29.960, +20:14:34.57
(6.374831, 20.242937)
Redshift:0.015
Type:SN IIP
See object 2024ryv
,
2024sck
RA, DEC:20:14:38.648, +56:46:29.81
(303.661033, 56.774947)
Redshift:0.080049
Type:SN Ia
See object 2024sck
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council of…
AstroNote 2024-213
Type: Object/s-Data/Analysis
Released: 2024-08-03 18:14:38
DAO photometric follow-up of selected transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024qpl
RA, DEC:16:32:51.965, +29:30:30.90
(248.216520, 29.508582)
Redshift:
Type:
See object 2024qpl
,
2024qte
RA, DEC:17:22:48.407, +37:14:53.79
(260.701696, 37.248275)
Redshift:
Type:
See object 2024qte
,
2024qtp
RA, DEC:20:56:29.586, +19:37:48.33
(314.123275, 19.630092)
Redshift:
Type:
See object 2024qtp
,
2024quf
RA, DEC:22:25:03.578, +41:32:43.41
(336.264907, 41.545390)
Redshift:
Type:
See object 2024quf
,
2024qui
RA, DEC:00:42:51.799, +41:15:51.51
(10.715828, 41.264307)
Redshift:
Type:
See object 2024qui
,
2024qwi
RA, DEC:16:54:40.480, +40:44:37.03
(253.668667, 40.743619)
Redshift:0.097427
Type:SN Ia
See object 2024qwi
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council of…
AstroNote 2024-202
Type: Object/s-Data/Analysis
Released: 2024-07-22 15:39:37
Continued Observations of AT2024kmq (ZTF24aapvieu): Optical, X-ray, and Radio Detections
Anna Y. Q. Ho (Cornell), Yuhan Yao (UC Berkeley), Igor Andreoni (UMD/JSI), Daniel Perley, Jacob Wise, K-Ryan Hinds, Ale…
Source Group: ZTF
Keywords: Radio, X-rays, Ultra-Violet, Optical, Photometry, Spectroscopy
Related Objects:
2024kmq
RA, DEC:12:02:37.273, +35:23:35.22
(180.655305, 35.393116)
Redshift:
Type:
See object 2024kmq
,
2022cmc
RA, DEC:13:34:43.207, +33:13:00.54
(203.680029, 33.216817)
Redshift:
Type:
See object 2022cmc
Related Notes:
2024-155
2024-2022024-06-13 22:23:51
Title: Photometry and Spectroscopy of the Fast Optical Transient AT2024kmq
Authors: Jason Sevilla, Jada L. Vail (Cornell), Chang Liu (Northwest…
Source Group: ZTF
We present luminous optical, UV, X-ray, and radio detections of the fast transient AT2024kmq (z=0.192). The transient is spatially coincident with the nucleus of an early-type galaxy, and we consider…
AstroNote 2024-200
Type: Object/s-Data/Analysis
Released: 2024-07-20 16:49:04
DAO photometric follow-up of selected optical transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) and E. Hess (RAO/University of Ca…
Source Group: DAO_OTS
Keywords: Photometry, Transient
Here we present photometric follow up observations of selected optical transients using 1.82-m Plaskett telescope of the Dominion Astrophysical Observatory (HAA) National Research Council of Canada.
AstroNote 2024-193
Type: Object/s-Discovery/Classification
Released: 2024-07-13 00:01:21
Shane Kast classification of 2 superluminous supernovae 2024-07-08
Jacob Wise, K-Ryan Hinds, Daniel Perley, Aleksandra Bochenek (LJMU), R. Michael Rich, Ava Huddleston (UCLA)
Source Group: ZTF
Keywords: Supernova, Spectroscopy, Photometry, Transient
Related Objects:
2024jlc [ZTF24aapadbb]
RA, DEC:15:21:58.810, +62:48:22.75
(230.495042, 62.806319)
Redshift:0.039
Type:SLSN-I
See object 2024jlc [ZTF24aapadbb]
,
2024luu [ATLAS24jjc]
RA, DEC:00:28:51.032, +13:26:26.27
(7.212634, 13.440629)
Redshift:0.1051
Type:SLSN-I
See object 2024luu [ATLAS24jjc]
We report the classification of 2 superluminous supernovae using the Shane Kast spectrograph at the Lick observatory on the night of 2024-07-08. 2024jlc may also be the second closest Type-I superlum…
AstroNote 2024-163
Type: Object/s-Data/Analysis
Released: 2024-06-24 04:25:02
DAO & RAO photometric follow-up of selected transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) & Eric Hess (RAO/University o…
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024kxn
RA, DEC:18:16:08.560, +47:22:19.16
(274.035667, 47.371989)
Redshift:0.051
Type:SN Ia
See object 2024kxn
,
2024ldo
RA, DEC:13:11:39.293, +62:38:08.79
(197.913721, 62.635775)
Redshift:
Type:
See object 2024ldo
,
2024lfb
RA, DEC:19:29:58.915, +39:13:54.90
(292.495480, 39.231916)
Redshift:
Type:
See object 2024lfb
,
2024lnn
RA, DEC:16:30:16.796, +52:15:49.59
(247.569981, 52.263776)
Redshift:
Type:
See object 2024lnn
,
2024ljb
RA, DEC:13:53:51.025, +38:08:28.21
(208.462604, 38.141169)
Redshift:0.0343980007
Type:SN Ia
See object 2024ljb
,
2024lnq
RA, DEC:14:50:43.751, +69:33:16.48
(222.682295, 69.554577)
Redshift:0.48
Type:SN
See object 2024lnq
,
2024lwu
RA, DEC:20:02:37.030, +39:47:00.20
(300.654292, 39.783389)
Redshift:
Type:
See object 2024lwu
,
2024lob
RA, DEC:16:28:26.900, +27:56:18.46
(247.112083, 27.938461)
Redshift:
Type:
See object 2024lob
,
2024loc
RA, DEC:15:40:49.500, +14:47:45.82
(235.206250, 14.796061)
Redshift:
Type:
See object 2024loc
,
2024loi
RA, DEC:16:03:46.100, +19:35:39.77
(240.942083, 19.594381)
Redshift:
Type:
See object 2024loi
Here we present photometric follow up observations of selected optical transients using 0.76-m Baker-Nunn Schmidt Telescope + CCD at Rothney Astrophysical Observatory of the University of Calgary and…
AstroNote 2024-161
Type: Object/s-Discovery/Classification
Released: 2024-06-21 09:13:24
ZTF superluminous supernova candidates
Jacob Wise (LJMU), Ragnhild Lunnan (OKC), Daniel Perley (LJMU), Lin Yan (Caltech), Priscila Pessi, Anamaria Gkini, Sean…
Source Group: ZTF
Keywords: Supernova, Transient, Photometry, Spectroscopy
Related Objects:
2024hgx [ZTF24aaouput]
RA, DEC:22:24:04.990, +00:11:56.06
(336.020794, 0.198906)
Redshift:0.196
Type:SLSN-II
See object 2024hgx [ZTF24aaouput]
,
2024gro [ZTF24aajwajo]
RA, DEC:13:21:29.598, -10:23:58.10
(200.373323, -10.399473)
Redshift:
Type:
See object 2024gro [ZTF24aajwajo]
,
2024lch [ZTF24aapfbql]
RA, DEC:16:57:04.016, +25:32:07.72
(254.266735, 25.535477)
Redshift:0.402
Type:SLSN-I
See object 2024lch [ZTF24aapfbql]
,
2024jwx [ZTF24aaowjlw]
RA, DEC:15:10:09.230, +06:45:05.90
(227.538458, 6.751639)
Redshift:0.13
Type:SLSN-I
See object 2024jwx [ZTF24aaowjlw]
,
2024lpk [ZTF24aaovreb]
RA, DEC:16:33:22.131, +44:12:59.54
(248.342211, 44.216538)
Redshift:
Type:
See object 2024lpk [ZTF24aaovreb]
,
2024jbi [ZTF24aagvvun]
RA, DEC:01:01:27.800, +22:49:07.90
(15.365833, 22.818861)
Redshift:0.0666
Type:SN II
See object 2024jbi [ZTF24aagvvun]
,
2024ixo [ZTF24aaosgwr]
RA, DEC:21:52:30.690, +02:14:01.18
(328.127875, 2.233661)
Redshift:0.22
Type:SLSN-II
See object 2024ixo [ZTF24aaosgwr]
,
2024jox [ZTF24aanpztl]
RA, DEC:12:17:18.236, +07:41:33.03
(184.325983, 7.692507)
Redshift:
Type:
See object 2024jox [ZTF24aanpztl]
,
2024irr [ZTF24aanboby]
RA, DEC:15:29:07.844, +11:06:56.14
(232.282685, 11.115596)
Redshift:
Type:
See object 2024irr [ZTF24aanboby]
We report 9 ZTF superluminous supernova candidates selected by our software filter and subsequent human vetting. In this sample, a typical rise time is longer than 20 days and a typical peak r-band m…
AstroNote 2024-141
Type: Object/s-Data/Analysis
Released: 2024-05-31 15:47:07
Follow-up of the Type II SN 2024jlf with Swift/UVOT and NOT/ALFOSC
Steve Schulze (CIERA), Anjasha Gangopadhyay, Sean Brennan, Jesper Sollerman (SU), Nabeel Rehemtulla (NU, CIERA)
Source Group: ZTF
Keywords: Photometry, Spectroscopy
Related Objects:
2024jlf [ZTF24aaozxhx]
RA, DEC:14:37:42.320, +02:17:04.20
(219.426333, 2.284500)
Redshift:0.005844
Type:SN II
See object 2024jlf [ZTF24aaozxhx]
Related Notes:
2024-140
2024-1412024-05-31 13:09:33
Title: BTSbot-nearby: a new program for very rapid autonomous follow-up of young, nearby extragalactic transients found in ZTF data
Authors: Nabeel Rehemtulla (NU, CIERA), Theophile Jegou du Laz (Calt…
Source Group: ZTF
We present follow-up observations of the young Type II SN 2024jlf.
AstroNote 2024-136
Type: Object/s-Discovery/Classification
Released: 2024-05-24 18:02:25
Discovery of a likely supernova in JWST images of the SMACS-0723 field
Thomas Reynolds (DAWN, NBI, UTU), Gabriel Brammer (DAWN, NBI)
Keywords: Infra-Red, Time-domain, Transient, Supernova, Photometry
Related Objects:
2024jfz
RA, DEC:07:23:20.198, -73:27:06.31
(110.834160, -73.451752)
Redshift:
Type:
See object 2024jfz
We report the discovery of an transient in NIRCam images of the SMACS-0723 field taken by the James Webb Space Telescope on MJD 60441.82 (GO-4043, PI Callum Witten). We detect a new source at RA=110…
AstroNote 2024-129
Type: Object/s-Data/Analysis
Released: 2024-05-13 17:38:31
VSSP J063224.80+100109.3 - A long-lasting fading of GSC2.3 N81Z000565
Wenjie Zhou, Mi Zhang, Zhuoyang Chen, Hua Luo, Guoyou Sun, Jingyuan Zhao, Yanxi Li, Leiming Tang, Shuming Wang, Xing Ga…
Source Group: XOSS
Keywords: Time-domain, Photometry, Variable Star, Optical, Star
Related Objects:
2022aeur [VSSP J063224.80+100109.3]
RA, DEC:06:32:24.800, +10:01:09.30
(98.103333, 10.019250)
Redshift:
Type:
See object 2022aeur [VSSP J063224.80+100109.3]
We detected a previously unknown variability (~0.3 magnitudes fading) of GSC2.3 N81Z000565 in the KATS database. More continuous data shows that the fading happened around HJD 2459658 and reached a m…
AstroNote 2024-122
Type: Object/s-Data/Analysis
Released: 2024-05-04 18:30:06
DAO Photometric Follow Up of Nine selected Optical Transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: DAO_OTS
Keywords: Supernova, Cataclysmic Variable, Transient, Time-domain, Photometry
Here we present multi-band photometric follow up observations of 9 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of C…
AstroNote 2024-111
Type: Object/s-Discovery/Classification
Released: 2024-04-16 13:51:55
ZTF superluminous supernova candidates
Jacob Wise, Daniel Perley (LJMU), Steve Schulze (CIERA/Northwestern), Priscila Pessi, Jesper Sollerman, Ragnhild Lunnan…
Source Group: ZTF
Keywords: Supernova, Photometry, Spectroscopy, Transient
Related Objects:
2024fzq [ZTF24aaiuemn]
RA, DEC:17:21:35.514, +40:07:19.67
(260.397975, 40.122130)
Redshift:
Type:
See object 2024fzq [ZTF24aaiuemn]
,
2024ezx [ZTF24aahnavk]
RA, DEC:14:00:56.217, +37:50:12.97
(210.234236, 37.836936)
Redshift:
Type:
See object 2024ezx [ZTF24aahnavk]
,
2024ftg [ZTF24aagqhnx]
RA, DEC:09:09:44.493, +65:52:52.06
(137.435388, 65.881127)
Redshift:
Type:
See object 2024ftg [ZTF24aagqhnx]
,
2024dlv [ZTF24aagohvo]
RA, DEC:15:14:13.010, +67:45:14.24
(228.554209, 67.753956)
Redshift:
Type:
See object 2024dlv [ZTF24aagohvo]
,
2023abzt [ZTF24aabcomo]
RA, DEC:09:46:26.401, +30:10:09.98
(146.610002, 30.169439)
Redshift:
Type:
See object 2023abzt [ZTF24aabcomo]
,
2024elo [ZTF24aahdpes]
RA, DEC:16:09:55.835, +15:07:18.48
(242.482646, 15.121799)
Redshift:
Type:
See object 2024elo [ZTF24aahdpes]
,
2024efa [ZTF24aahatfg]
RA, DEC:09:31:34.958, -12:51:24.12
(142.895656, -12.856700)
Redshift:
Type:
See object 2024efa [ZTF24aahatfg]
,
2024cxz [ZTF24aafbdtb]
RA, DEC:14:39:26.443, -22:37:04.38
(219.860178, -22.617883)
Redshift:
Type:
See object 2024cxz [ZTF24aafbdtb]
,
2024fjc [ZTF24aahgkub]
RA, DEC:12:26:34.953, +72:37:14.24
(186.645638, 72.620623)
Redshift:
Type:
See object 2024fjc [ZTF24aahgkub]
We report 9 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 30 days and a typical peak r-band magnitude is …
AstroNote 2024-92
Type: Object/s-Discovery/Classification
Released: 2024-04-07 10:59:09
Spectroscopic observations of the rapidly fading AT 2024fkm
S. J. Brennan (OKC), I. Andreoni (UMD/JSI), J. Sollerman (OKC), V. Karambelkar (Caltech), J. Wise, D. Perley, K-R. Hin…
Keywords: Transient, Photometry, Spectroscopy
Related Objects:
2024fkm [ATLAS24evb]
RA, DEC:13:53:08.564, +35:43:14.38
(208.285682, 35.720660)
Redshift:0.04113
Type:SN IIb
See object 2024fkm [ATLAS24evb]
,
2017gfo
RA, DEC:13:09:48.082, -23:22:53.28
(197.450342, -23.381468)
Redshift:0.00984
Type:Kilonova
See object 2017gfo
We report the spectroscopic observations of the rapidly fading AT2024fkm, with spectral and light curve appearances reminiscent of AT2017gfo.

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