Showing results 1 to 23 out of 23
Released: 2025-03-10 17:49:14
The DECam DESI Transient Survey (2DTS)
Xander J. Hall (CMU), Lei Hu (CMU), Antonella Palmese (CMU), Lifan Wang (TAMU), Brendan O’Connor (CMU), Tomás Cabrera (…
Source Group: DESIRT
We announce the 2DTS: the DECam DESI Transient Survey, a new survey combining the efforts of DESIRT (DECam Search for Intermediate Redshift Transients) and the DESI (Dark Energy Spectroscopic Instrum…
Released: 2025-02-21 20:19:29
ZTF Complete Astronomical Transient Survey within 150 Mpc (CATS150)
Kaustav K. Das, Mansi M. Kasliwal, Theophile Jegou du Laz, Sofia Covarrubias, Christoffer Fremling, Wynn Jacobson-Galan…
Source Group: ZTF
We announce CATS150: the Complete Astronomical Transient Survey within 150 Mpc, a new ZTF survey designed to systematically classify explosive transients within the local Universe. CATS150 merges the…
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
Related Notes: ,
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.
Released: 2025-02-12 23:11:59
SN 2025bco triggered for HST STIS UV spectroscopy on Feb. 13
D. Andrew Howell
Source Group: Global SN Project
Keywords: Supernova
Related Objects:
2025bco
RA, DEC:13:15:43.304, -00:28:18.66
(198.930434, -0.471849)
Redshift:0.036
Type:SN II
Related Notes:
Released: 2024-11-10 05:12:30
Extragalactic Transients Detected and Classified during the September ZTF Experiment
Yu-Jing Qin (Caltech), Christoffer Fremling (Caltech), Jakob Nordin (HU Berlin), Anamaria Gkini (Stockholm U.), Jesper …
Source Group: ZTF
Related Objects:
2024vnl [ZTF24abhxooe]
RA, DEC:17:09:30.570, +23:36:24.73
(257.377375, 23.606869)
Redshift:0.049
Type:SN Ia
,
2024vpc [ZTF24abhtybk]
RA, DEC:05:45:54.620, +51:20:56.62
(86.477583, 51.349061)
Redshift:0.0335
Type:SN Ia
,
2024vkj [ZTF24abhrsjc]
RA, DEC:16:51:55.756, +74:14:57.82
(252.982315, 74.249396)
Redshift:0.127
Type:SN Ia
,
2024vhg [ZTF24abimksy]
RA, DEC:01:33:50.443, -14:43:29.24
(23.460180, -14.724790)
Redshift:0.082
Type:SN Ia
,
2024vwd [ZTF24abineem]
RA, DEC:04:39:17.586, -05:41:00.22
(69.823274, -5.683395)
Redshift:0.076
Type:SN Ia
,
2024vwg [ZTF24abiaxkd]
RA, DEC:04:18:14.311, -16:42:43.49
(64.559629, -16.712081)
Redshift:
Type:
,
2024vsd [ZTF24abhzzoq]
RA, DEC:22:21:48.360, -17:36:38.81
(335.451500, -17.610781)
Redshift:0.071
Type:SN Ia
,
2024vuf [ZTF24abihkka]
RA, DEC:07:25:14.090, +42:01:17.15
(111.308708, 42.021431)
Redshift:0.0581
Type:SN Ia
,
2024vvi [ZTF24abiihsz]
RA, DEC:21:31:34.595, +07:28:15.49
(322.894147, 7.470969)
Redshift:0.069
Type:SN Ia
,
2024vny [ZTF24abhzshd]
RA, DEC:21:33:01.980, -22:41:41.50
(323.258250, -22.694861)
Redshift:0.0333
Type:SN Ia
,
2024vta [ZTF24abiesnr]
RA, DEC:02:47:43.930, -14:52:11.89
(41.933042, -14.869969)
Redshift:0.066
Type:SN Ibn
,
2024vwf [ZTF24abimqwn]
RA, DEC:07:26:39.592, +45:11:27.77
(111.664968, 45.191048)
Redshift:0.082
Type:SN Ia
,
2024vvr [ZTF24abifqbz]
RA, DEC:06:51:48.014, +27:13:42.80
(102.950058, 27.228555)
Redshift:0.034
Type:SN Ia
,
2024vrr [ZTF24abigauq]
RA, DEC:09:16:44.200, +19:55:57.79
(139.184167, 19.932719)
Redshift:0.025762
Type:SN Ib
,
2024wdg [ZTF24abihmoo]
RA, DEC:04:45:16.797, +08:33:15.49
(71.319986, 8.554303)
Redshift:0.066
Type:SN Ia-91bg-like
,
2024vya [ZTF24abimtdl]
RA, DEC:02:37:26.434, -16:34:48.66
(39.360140, -16.580182)
Redshift:
Type:
,
2024vyd [ZTF24abikzjx]
RA, DEC:00:34:22.897, +10:21:07.10
(8.595406, 10.351973)
Redshift:0.04
Type:SN Ia
,
2024vyi [ZTF24abiktwr]
RA, DEC:00:09:11.762, -00:36:50.64
(2.299009, -0.614066)
Redshift:0.072
Type:SN Ia
,
2024vvd [ZTF24abiklnb]
RA, DEC:23:16:28.263, +21:34:38.81
(349.117763, 21.577448)
Redshift:0.082
Type:SN Ia
,
2024vwl [ZTF24abimnpm]
RA, DEC:03:16:43.440, -15:29:10.36
(49.181000, -15.486211)
Redshift:0.0674
Type:SN Ia
,
2024wak [ZTF24abitshb]
RA, DEC:05:01:59.500, -13:58:21.07
(75.497917, -13.972519)
Redshift:0.02
Type:SN Ia
,
2024vyo [ZTF24abipjoh]
RA, DEC:22:42:22.457, -13:27:01.15
(340.593570, -13.450318)
Redshift:0.078
Type:SN Ia
,
2024vyj [ZTF24abimpmc]
RA, DEC:01:48:24.791, +02:28:57.43
(27.103297, 2.482619)
Redshift:0.04
Type:SN Ia
,
2024wda [ZTF24abiptsw]
RA, DEC:23:44:16.940, -07:33:19.93
(356.070585, -7.555535)
Redshift:
Type:
,
2024wdn [ZTF24abitpxy]
RA, DEC:08:15:21.319, +58:52:47.41
(123.838828, 58.879836)
Redshift:
Type:
,
2024wps [ZTF24abiyorx]
RA, DEC:04:16:36.821, -06:02:10.44
(64.153422, -6.036234)
Redshift:0.103
Type:SN Ia
,
2024vwh [ZTF24abifmph]
RA, DEC:07:00:09.776, +33:09:59.12
(105.040735, 33.166423)
Redshift:0.11
Type:SN Ia
,
2024waj [ZTF24abitsku]
RA, DEC:05:08:00.588, -08:17:49.41
(77.002452, -8.297059)
Redshift:0.126
Type:SN Ia
,
2024vxf [ZTF24abiiabk]
RA, DEC:16:01:47.286, +52:48:32.13
(240.447025, 52.808924)
Redshift:0.0885
Type:SN Ia
,
2024vwi [ZTF24abicrns]
RA, DEC:17:04:20.514, +32:49:55.44
(256.085474, 32.832068)
Redshift:0.088124
Type:SN Ia-91T-like
,
2024ssj [ZTF24abhztgu]
RA, DEC:21:51:18.799, +25:10:27.50
(327.828329, 25.174306)
Redshift:0.06
Type:SN Ia
,
2024vty [ZTF24abihuzi]
RA, DEC:20:32:44.995, +22:15:45.44
(308.187480, 22.262623)
Redshift:0.0765
Type:SN Ia
,
2024vyf [ZTF24abiiivs]
RA, DEC:22:08:27.924, +34:03:30.72
(332.116350, 34.058534)
Redshift:0.07
Type:SN Ia-pec
,
2024vwm [ZTF24abiltvb]
RA, DEC:02:00:57.509, +38:23:49.90
(30.239621, 38.397196)
Redshift:0.049
Type:SN Ia
,
2024wtc [ZTF24abikzlo]
RA, DEC:23:24:32.426, +36:11:38.20
(351.135108, 36.193946)
Redshift:0.101
Type:SN Ia
,
2024vxk [ZTF24abiimsa]
RA, DEC:21:39:28.461, +26:54:18.15
(324.868587, 26.905042)
Redshift:
Type:
,
2024vvu [ZTF24abihsvi]
RA, DEC:10:04:29.650, +14:45:50.44
(151.123542, 14.764011)
Redshift:0.023256
Type:SN II
,
2024wdl [ZTF24abizbkp]
RA, DEC:04:23:36.037, +04:22:42.61
(65.900156, 4.378504)
Redshift:
Type:
Related Notes: , , , , , , , ,
We summarize the observations from the most recent ZTF experiment (AstroNote 2024-266, the Nightly-cadence Three-band Extragalactic Survey), conducted from 2024-09-22 02:38 UT to 2024-09-24 12:43 UT…
Released: 2024-09-21 05:01:50
ZTF Experiment: The Nightly-cadence Three-band Extragalactic Survey
Christoffer Fremling (Caltech), Yu-Jing Qin (Caltech), Jakob Nordin (HU Berlin), Anamaria Gkini (Stockholm U.), Jesper …
Source Group: ZTF
Related Notes: , , , , , , ,
We announce an upcoming extragalactic experiment with the Zwicky Transient Facility (ZTF), scheduled to take place over three consecutive nights beginning on 2024-09-22 at 02:38 UT. Each night, the e…
Released: 2024-09-16 19:08:19
Findings of ZTF Flexible Weekends Experiment
Wynn Jacobson-Galán (Caltech), Nabeel Rehemtulla, Adam Miller (NU, CIERA), Yu-Jing Qin (Caltech), Steve Schulze (CIERA)…
Source Group: ZTF
Related Objects:
2024ryv [ZTF24abbenwl]
RA, DEC:00:25:29.960, +20:14:34.57
(6.374831, 20.242937)
Redshift:0.015
Type:SN IIP
We present the findings of the first ZTF Flexible Weekends experiment. We report 101 transients discovered during the three nights (August 10 - 12 2024 UTC) and that SN 2024ryv was selected for HST U…
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
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.
Released: 2024-08-06 16:52:32
ZTF Flexible Weekends: an upcoming experiment to search for infant SNe
Nabeel Rehemtulla (NU, CIERA), Wynn Jacobson-Galán (UC Berkeley), Yu-Jing Qin (Caltech), Steve Schulze (CIERA), Adam A…
Source Group: ZTF
Keywords: Optical
Related Notes: , , , , , ,
We announce the next ZTF experiment, a wide area search for infant SNe to be conducted from August 9th to August 11th 2024 (PDT). This experiment is scheduled immediately preceding an opportunity for…
Released: 2024-05-31 13:09:33
BTSbot-nearby: a new program for very rapid autonomous follow-up of young, nearby extragalactic transients found in ZTF data
Nabeel Rehemtulla (NU, CIERA), Theophile Jegou du Laz (Caltech), Steve Schulze (CIERA), Adam Miller (NU, CIERA), Michae…
Source Group: ZTF
Keywords: Optical
Related Objects:
2024iss [ZTF24aankvcy]
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
,
2024jlf [ZTF24aaozxhx]
RA, DEC:14:37:42.320, +02:17:04.20
(219.426333, 2.284500)
Redshift:0.005844
Type:SN II
Related Notes:
We introduce BTSbot-nearby, a program for the autonomous follow-up of nearby transients, and report its rapid identification of SNe 2024iss and 2024jlf including photometry and spectroscopy of SN 202…
Released: 2024-05-05 01:32:34
ZTF Experiment: The Nightly-cadence Three-filter Bright Transient Survey
Yu-Jing Qin (Caltech), Fremling Christoffer (Caltech), Daniel Perley (LJMU), Adam Miller (Northwestern), Jesper Sollerm…
Source Group: ZTF
Related Notes: , ,
We announce the next public experiment with the Zwicky Transient Facility (ZTF), set to happen over three consecutive nights starting on 2024-05-06 03:32 UT. With nightly-cadence, three-band (g, r, i…
Released: 2024-04-08 20:05:13
ZTF Experiment: Uncovering faint optical transients in nearby galaxy clusters
Yu-Jing Qin, Tomas Ahumada, Lin Yan, Christoffer Fremling (Caltech)
Source Group: ZTF
Related Notes: ,
We announce the fourth experimental survey with the Zwicky Transient Facility (ZTF), set to occur over three consecutive nights starting on 2024-04-09 at 03:07 UT. This experiment aims to identify fa…
Released: 2023-05-23 20:44:52
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locatelli, P. Ciancia, R. N…
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Related Notes: , , , ,
We present the early multiband evolution of SN 2023ixf made from the observations of the Observadores de Supernovas (ObSN, Spain).
Released: 2022-08-21 18:31:35
The S-PLUS Transient Extension Program
C. D. Kilpatrick (Northwestern University), A. Santos, C. R. Bom (CBPF/Brazil), F. R. Herpich (IAG/USP & P&A/U…
Source Group: STEP
Keywords: Optical, Surveys
We announce the Southern Photometric Local Universe Survey Transient Extension Program (STEP), a time-domain survey using nightly griz imaging taken on the robotic 86-cm telescope at Cerro Tololo Int…
Released: 2022-05-12 21:27:49
The DESIRT DECam Time Domain Program
Antonella Palmese (UC Berkeley), Lifan Wang (TAMU), Xingzhuo Chen (TAMU), Lei Hu (Purple Mountain Observatory), Jiawen …
We announce the DECam Survey of Intermediate Redshift Transients (DESIRT), a time domain program using the Dark Energy Camera (DECam). We repeatedly observe in g,r,z bands regions of the sky that the…
Released: 2022-01-27 23:13:17
The DECam Young Supernova Experiment
A. Rest (JHU, STScI), S. Dhawan, K. Mandel, S. Thorp, S. Ward (Cambridge), A. Agnello, C. R. Angus, Z. Ansari, N. Arend…
We announce the DECam Extension of the Young Supernova Experiment (YSE), a time-domain survey with DECam on the Cerro Tololo Inter-American Observatory Blanco 4-m telescope. The Young Supernova Exper…
Released: 2021-12-15 22:01:43
Status Update on the ZTF Bright Transient Survey
Christoffer Fremling, Matthew Graham, Shri Kulkarni, Mansi Kasliwal (Caltech), on behalf of the ZTF collaboration
Source Group: ZTF
Keywords: Supernova, Transient
Due to performance issues with the cooling system, the Zwicky Transient Facility (ZTF) announces that the ZTF Camera on the Palomar 48-inch Samuel Oschin Telescope has been brought back to the Caltec…
Released: 2021-04-15 05:19:03
Fully automated spectroscopic classification of ZTF SNe Ia
C. Fremling (Caltech), A. Dahiwale (Caltech), A. Mahabal (Caltech), A. Miller (Northwestern), J. Neill (Caltech), D. Pe…
Source Group: ZTF
Related Objects:
2021ijb [ZTF21aastazz]
RA, DEC:07:22:54.454, +46:29:44.04
(110.726890, 46.495566)
Redshift:0.053
Type:SN Ia
The Zwicky Transient Facility (ZTF) Bright Transient Survey (BTS) announces the start of fully automated spectroscopic classifications of SNe Ia using spectra obtained by the robotic Palomar 60-inch …
Released: 2021-03-28 05:36:28
Public DECam Deep Drilling Program for COSMOS and the Galactic Bulge
Melissa L. Graham (U. Washington), Peter E. Nugent, Daniel A. Goldstein, Alex Kim (LBNL), Gautham Narayan, Monika Sorai…
We announce a public Deep Drilling program with DECam which will produce public alerts from the individual griz exposures and the nightly deep stacks, and run from March to June 2021.
Released: 2019-12-05 17:28:53
The Young Supernova Experiment - Survey Announcement and First Discoveries
D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello, C. R. Angus, Z. Ansari, N. Arendse, C. Gall…
Source Group: YSE
Related Objects:
2019wbv
RA, DEC:08:58:45.393, -04:33:56.23
(134.689137, -4.565621)
Redshift:
Type:
,
2019wbw
RA, DEC:10:02:43.193, -08:38:29.13
(150.679971, -8.641425)
Redshift:
Type:
,
2019wby
RA, DEC:07:37:09.812, +42:12:20.68
(114.290882, 42.205745)
Redshift:
Type:
,
2019wbz
RA, DEC:08:55:18.513, -04:20:19.79
(133.827137, -4.338830)
Redshift:
Type:
,
2019wcb
RA, DEC:07:38:00.772, +39:42:26.76
(114.503218, 39.707434)
Redshift:
Type:
,
2019wcc
RA, DEC:07:29:36.088, +42:06:29.41
(112.400365, 42.108170)
Redshift:
Type:
We report the start of the Young Supernova Experiment, a new collaboration between DARK (U Copenhagen; PIs Hjorth and Ramirez-Ruiz), UC Santa Cruz (PIs Foley and Ramirez-Ruiz), U Illinois (PIs French…
Released: 2019-11-05 20:41:27
Public reports of transients from the Zwicky Transient Facility volume limited experiment
K. De (Caltech), A. Tzanidakis (Caltech), M. M. Kasliwal (Caltech), C. Fremling (Caltech), S. R. Kulkarni (Caltech) re…
Source Group: ZTF
Related Objects:
2019ubs
RA, DEC:02:26:24.110, +28:30:28.55
(36.600458, 28.507931)
Redshift:0.034
Type:SN Ia
,
2019ubr
RA, DEC:06:25:52.312, +64:44:38.40
(96.467966, 64.744000)
Redshift:0.01434
Type:SN II
,
2019tyf
RA, DEC:01:14:55.176, -14:27:29.07
(18.729900, -14.458075)
Redshift:
Type:
,
2019tuj
RA, DEC:00:54:40.935, -01:34:30.04
(13.670563, -1.575010)
Redshift:
Type:
,
2019tkn
RA, DEC:00:25:42.053, +08:38:08.36
(6.425220, 8.635656)
Redshift:0.043
Type:SN Ia
Related Notes:
We announce the beginning of public reports to the Transient Name Sever (TNS) of transients saved as a part of the volume limited experiment of the Zwicky Transient Facility. The volume-limited exper…
Released: 2019-07-24 17:16:18
The Zwicky Transient Facility Begins Nightly Concurrent Observations of TESS Northern Fields
Lin Yan, T. Prince, S. R. Kulkarni, M. J. Graham, D. Duev, C. Fremling (Caltech), E. Bellm (UW), F. Masci (IPAC)
Source Group: ZTF
Related Objects:
2019lcn
RA, DEC:17:03:21.383, +55:43:35.41
(255.839095, 55.726501)
Redshift:0.11
Type:SN Ia
,
2019lkt
RA, DEC:16:28:55.520, +70:01:59.05
(247.231333, 70.033069)
Redshift:0.07
Type:SN Ia
,
2019liw
RA, DEC:13:25:45.590, +59:01:07.10
(201.439958, 59.018639)
Redshift:0.073
Type:SN II
,
2019lkr
RA, DEC:16:05:07.980, +73:35:03.95
(241.283250, 73.584431)
Redshift:0.03
Type:SN IIn
The ZTF-TESS nightly concurrent observations started on July 18, 2019.
Released: 2019-07-20 17:37:13
Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
S. J. Smartt, (Queen's University Belfast), K. C. Chambers, (IfA, University of Hawaii) K. W. Smith (QUB), M. Hub…
Source Group: Pan-STARRS
Keywords: Transient, Supernova
Related Objects:
2019lkf [PS19dtj]
RA, DEC:23:49:40.912, +29:56:01.05
(357.420466, 29.933626)
Redshift:0.018
Type:SN II
We introduce a focused search for any intrinsically faint transients, or rapidly evolving transients in galaxies which are closer than 200 Mpc in the ongoing Pan-STARRS Near Earth Object surveys. T…

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Released: 2022-07-16
Views Count: 6191
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Mike Engesser (STScI), Gabriel Brammer (University of Copenhagen), Katriona Gould (University of Co…
Released: 2023-05-23
Views Count: 5770
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locatel…
Released: 2023-05-19
Views Count: 5163
LT Classification of SN 2023ixf as a Type II Supernova in M101
Daniel A. Perley (LJMU), Avishay Gal-Yam (Weizmann), Ido Irani (Weizmann), Erez Zimmerman (Weizmann)
Released: 2020-05-07
Views Count: 2713
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schweye…
Released: 2023-10-11
Views Count: 2406
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu-J…
Released: 2020-04-22
Views Count: 2401
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'…
Released: 2023-05-22
Views Count: 2399
Onset of SN 2023ixf observed over East Asian longitudes
Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yujing…
Released: 2019-12-31
Views Count: 2225
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
S. Taubenberger (MPA), D. Malesani (DTU Space), G. Terreran (Northwestern), S. J. Smartt (QUB), A. …
Released: 2020-06-25
Views Count: 2157
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivastav…
Released: 2020-03-30
Views Count: 2026
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

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