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Released: 2024-11-03 14:18:33
AMI-LA radio observation of the TDE AT2024AS
Nadav Shoval (HUJI), Assaf Horesh (HUJI), Adam Lang (HUJI), Joe Bright (Oxford), Rob Fender (Oxford), Lauren Rhodes (...
Keywords: Radio, TDE
Related Objects:
2024as
RA, DEC:10:05:06.320, +17:29:21.05
(151.276333, 17.489181)
Redshift:0.13
Type:TDE
Released: 2024-10-28 17:05:36
Radio Detection of AT2024wpp
Genevieve Schroeder (Cornell), Anna Y. Q. Ho (Cornell), Daniel A. Perley (LJMU) on behalf of the ZTF collaboration
Source Group: ZTF
Keywords: Radio
Related Objects:
2024wpp
RA, DEC:02:42:05.499, -16:57:22.90
(40.522912, -16.956360)
Redshift:
Type:SN
,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
Related Notes: ,
We report the detection of 10 and 15 GHz radio emission coincident with the luminous fast blue optical transient AT2024wpp at z=0.0868.
Released: 2024-10-25 23:12:08
ZTF discovery of a re-brightening or second transient event towards AT 2024led / ZTF24aarjcbz
A. Munoz-Arancibia (MAS/CMM), on behalf of the ALeRCE broker
Source Group: ZTF
Keywords: Transient
Related Objects:
2024led [ZTF24aarjcbz]
RA, DEC:21:06:18.814, -01:04:00.06
(316.578390, -1.066684)
Redshift:0.097
Type:SN Ia
We report on a re-brightening or second transient event towards the position of AT 2024led / ZTF24aarjcbz on ZTF light curves, 133 days after discovery. Both events lie towards the center of SDSS J...
Released: 2024-10-15 11:56:59
Spectroscopic obervations of SNIa SN2024vro and SN2024xyn
C. Adami, S. Blondin (LAM/Pytheas), Y. Degot-Longhi (OHP/Pytheas)
Related Objects:
2024vro
RA, DEC:03:43:12.438, +80:13:03.42
(55.801825, 80.217616)
Redshift:0.08
Type:SN Ia
,
2024xyn
RA, DEC:02:39:23.969, +02:39:07.88
(39.849871, 2.652189)
Redshift:0.021522
Type:SN Ia
Related Notes: ,
MISTRAL@T193OHP spectroscopic observations of SN2024vro and SN2024xyn
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...
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
,
2024xrd
RA, DEC:01:13:09.360, +27:48:08.20
(18.289000, 27.802279)
Redshift:0.0452379
Type:SN Ia
,
2024xsv
RA, DEC:22:03:59.367, +36:49:48.49
(330.997362, 36.830135)
Redshift:
Type:
,
2024xtb
RA, DEC:21:57:21.081, +26:50:51.22
(329.337837, 26.847561)
Redshift:
Type:
,
2024xtt
RA, DEC:23:46:18.630, +29:06:39.65
(356.577627, 29.111013)
Redshift:
Type:
,
2024xvg
RA, DEC:19:15:44.753, +44:10:32.26
(288.936470, 44.175628)
Redshift:0.03
Type:SN Ia
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 Rese...
Released: 2024-10-13 21:50:24
LAST optical observations of the blazar BL Lacertae in bright optical state
S. Garrappa (WIS), R. Konno (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), P. Chen (WIS), A. Gal-Yam ...
Keywords: AGN, Optical
Related Objects:
BL Lacertae
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
BL Lacertae
We report observations of the blazar BL Lacertae with the Large Array Survey Telescope (LAST) during two nights on 8 and 10 October 2024 following-up recent reports of multi-wavelength outburst.
Released: 2024-10-11 03:01:09
Radio observation of the FBOT AT 2024wpp with the Allen Telescope Array
I. Sfaradi (UC Berkeley), R. Margutti (UC Berkeley), W. Farah (SETI Institute, UC Berkeley), E. Wiston (UC Berkeley),...
Keywords: Radio, Supernova
Related Objects:
2024wpp
RA, DEC:02:42:05.499, -16:57:22.90
(40.522912, -16.956360)
Redshift:
Type:SN
Related Notes: , ,
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...
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:
,
2024wsz
RA, DEC:01:16:09.901, +39:41:10.36
(19.041256, 39.686211)
Redshift:
Type:
,
2024wtu
RA, DEC:23:23:30.591, +18:53:55.71
(350.877461, 18.898809)
Redshift:0.02
Type:SN II
,
2024wvi
RA, DEC:21:19:13.306, +10:25:14.39
(319.805441, 10.420663)
Redshift:
Type:
,
2024wvz
RA, DEC:00:01:58.129, +26:30:34.91
(0.492206, 26.509699)
Redshift:
Type:
,
2024wxx
RA, DEC:20:56:44.230, +28:37:17.70
(314.184292, 28.621583)
Redshift:
Type:
,
2024wyx
RA, DEC:02:14:10.502, +23:12:18.02
(33.543758, 23.205004)
Redshift:
Type:
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 Rese...
Released: 2024-10-01 19:51:14
NuSTAR detection of the FBOT AT2024wpp
R. Margutti, Nayana AJ, R. Chornock, E. Wiston, I. Sfaradi, E. Hammerstein, N. LeBaron, D. Brethauer (UC Berkeley), H...
Source Group: TRex
Keywords: X-rays, Supernova
NuSTAR hard X-ray detection of the FBOT candidate AT2024wpp
Released: 2024-10-01 02:08:13
Confirmation of X-ray Detection for AT 2024wpp
Gokul Srinivasaragavan (Maryland), Anna Ho (Cornell), Daniel Perley (LJMU), Igor Andreoni (UNC), Nabeel Rehentulla (N...
Keywords: Optical, X-rays
Related Objects:
2024wpp [ZTF24abjjpbo]
RA, DEC:02:42:05.499, -16:57:22.90
(40.522912, -16.956360)
Redshift:
Type:SN
Related Notes:
We report the confirmation of an X-ray detection for the rapidly rising (3 mag/day) and blue optical transient, AT 2024wpp.
Released: 2024-09-28 02:01:58
Observations of the Fast-rising Blue Optical Transient AT2024wpp
Anna Y. Q. Ho (Cornell), Gokul Srinivasaragavan (Maryland), Daniel Perley (LJMU), Igor Andreoni (UNC), Nabeel Rehentu...
Source Group: ZTF
Related Objects:
2024wpp
RA, DEC:02:42:05.499, -16:57:22.90
(40.522912, -16.956360)
Redshift:
Type:SN
We report photometry, spectroscopy, and X-ray observations of a rapidly rising (3 mag/day) and blue optical transient.
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
Related Objects:
2024nvo
RA, DEC:14:44:24.252, +38:39:19.74
(221.101049, 38.655484)
Redshift:
Type:
,
2024nvi
RA, DEC:16:53:58.596, +30:20:00.83
(253.494148, 30.333563)
Redshift:
Type:
,
2024nkl
RA, DEC:17:30:00.402, +25:49:01.56
(262.501676, 25.817101)
Redshift:
Type:
,
2024nut
RA, DEC:15:45:52.960, +15:07:43.50
(236.470665, 15.128750)
Redshift:0.08
Type:SN Ibn
,
2024nzf
RA, DEC:16:39:53.018, +29:47:14.11
(249.970910, 29.787251)
Redshift:0.12
Type:SN Ia
,
2024nxg
RA, DEC:17:09:49.166, +32:17:53.04
(257.454858, 32.298067)
Redshift:0.063111
Type:SN Ia
,
2024nxi
RA, DEC:20:50:15.394, +31:41:52.83
(312.564143, 31.698008)
Redshift:
Type:
,
2024ozg
RA, DEC:17:29:36.005, +35:50:45.64
(262.400019, 35.846010)
Redshift:
Type:
,
2024ozx
RA, DEC:18:59:35.999, +33:18:06.77
(284.899994, 33.301882)
Redshift:0.068
Type:SN Ia
,
2024ozr
RA, DEC:21:06:19.635, +02:10:09.21
(316.581814, 2.169225)
Redshift:0.062
Type:SN II
,
2024ozn
RA, DEC:22:39:00.444, +24:37:37.17
(339.751850, 24.626992)
Redshift:0.050021
Type:SN Ia
,
2024pdi
RA, DEC:19:07:01.980, +36:36:38.13
(286.758251, 36.610591)
Redshift:
Type:
,
2024pen
RA, DEC:19:30:46.589, +40:51:52.36
(292.694120, 40.864545)
Redshift:
Type:
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 o...
Released: 2024-09-22 16:05:20
ZTF Identification of the Fast Blue Optical Transient AT2024vsc
Anna Y. Q. Ho (Cornell), Nabeel Rehemtulla (Northwestern)
Source Group: ZTF
Keywords: Optical
Related Objects:
2024vsc
RA, DEC:17:47:12.015, +43:41:45.91
(266.800063, 43.696085)
Redshift:
Type:
,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
We report the identification of fast-fading blue emission in the transient AT2024vsc, as well as a candidate high photo-z host galaxy.
Released: 2024-09-18 20:57:13
Radio Detection of TDE AT2024rny/ZTF24aazlori with the Very Large Array
Noah Franz (Arizona), Kate D. Alexander (Arizona), Collin T. Christy (Arizona), Suvi Gezari (STScI/JHU), Adelle J. Go...
Keywords: TDE, Time-domain, Radio
Related Objects:
2024rny
RA, DEC:22:57:28.808, +39:25:44.37
(344.370033, 39.428992)
Redshift:0.1055
Type:TDE
We report the radio detection of the TDE AT2024rny (z = 0.1055; TNS Classification Report No. 17882) with the VLA Ku-band receiver (~15GHz) at a flux density of 49 +/- 5 microJy.
Released: 2024-09-14 12:18:04
GOTO detection of AT2024vjm (BGEM J190925.80-635001.7)
D. O'Neill, A. Kumar, B.Godson, G. Ramsay, K. Ackley, M. Dyer, F. Jiménez-Ibarra, J. Lyman, K. Ulaczyk, D. Steeg...
Source Group: GOTO
Keywords: Transient
Related Objects:
2024vjm
RA, DEC:19:09:25.780, -63:50:01.75
(287.357417, -63.833819)
Redshift:0.0028
Type:SN Iax[02cx-like]
Related Notes:
We report a pre-discovery GOTO detection of AT2024vjm (BGEM J190925.80-635001.7) on 2024-09-13 at 10:08:19 UT, constraining the explosion time to within ~9.2 hours.
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
,
2024ucd
RA, DEC:22:34:32.419, +18:10:00.45
(338.635078, 18.166793)
Redshift:0.07
Type:SN Ia
,
2024uhy
RA, DEC:01:03:11.610, +04:05:11.92
(15.798374, 4.086644)
Redshift:
Type:
,
2024ukh
RA, DEC:22:45:30.885, +38:10:01.95
(341.378686, 38.167210)
Redshift:0.07
Type:SN Ia
,
2024uiu
RA, DEC:22:30:29.027, +19:31:22.95
(337.620944, 19.523043)
Redshift:
Type:
,
2024ujh
RA, DEC:02:20:59.164, +21:39:42.16
(35.246515, 21.661712)
Redshift:
Type:
,
2024ukl
RA, DEC:02:49:47.570, +15:58:47.82
(42.448208, 15.979950)
Redshift:
Type:
,
2024ulu
RA, DEC:00:23:10.158, +15:19:00.78
(5.792325, 15.316884)
Redshift:0.069
Type:SN II
,
2024ulw
RA, DEC:01:06:11.161, +22:48:38.38
(16.546504, 22.810660)
Redshift:
Type:
,
2024uly
RA, DEC:21:23:31.253, +08:14:00.63
(320.880220, 8.233509)
Redshift:
Type:
,
2024unx
RA, DEC:02:27:55.070, +37:26:51.83
(36.979458, 37.447731)
Redshift:0.045
Type:SN Ia
,
2024uog
RA, DEC:21:36:53.841, +08:35:23.23
(324.224338, 8.589787)
Redshift:
Type:
,
2024upq
RA, DEC:20:20:10.869, +62:33:16.17
(305.045287, 62.554493)
Redshift:
Type:
,
2024utb
RA, DEC:21:41:15.801, +20:40:33.21
(325.315837, 20.675892)
Redshift:
Type:
,
2024utu
RA, DEC:02:28:10.720, +28:19:35.80
(37.044667, 28.326611)
Redshift:0.058
Type:SN Ia
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 ...
Released: 2024-09-07 11:37:36
Gemini North Spectroscopy of AT2024uaq
Jason Sevilla, Anna Y. Q. Ho (Cornell), and Daniel Perley (LJMU)
Source Group: ZTF
Related Objects:
2024uaq
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
Related Notes:
We report Gemini North spectroscopy of the fast transient AT2024uaq. Two traces are detected close to the transient position, one with Balmer lines at z=0 and one with emission lines at z=0.384. Th...
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 ...
Source Group: SGLF
Related Objects:
2024uaq [ZTF24abefmrx]
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
Related Notes:
We report on the ATLAS forced-photometry detection of the fast rising and fading transient ZTF24abefmrx / AT 2024uaq
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), Danie...
Related Objects:
2024uaq
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
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 ...
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...
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:
,
2024rjw
RA, DEC:21:03:10.107, +20:45:02.58
(315.792112, 20.750717)
Redshift:0.02
Type:SN Ic
,
2024rke
RA, DEC:22:13:50.054, +06:51:46.81
(333.458556, 6.863002)
Redshift:0.06
Type:SN Ia
,
2024rlw
RA, DEC:20:46:48.130, +13:23:54.14
(311.700543, 13.398371)
Redshift:
Type:
,
2024rjb
RA, DEC:20:06:20.137, +22:00:55.73
(301.583904, 22.015479)
Redshift:
Type:
,
2024rnj
RA, DEC:21:29:14.647, +18:03:58.88
(322.311029, 18.066355)
Redshift:
Type:
,
2024rcc
RA, DEC:23:30:11.207, +18:26:12.54
(352.546694, 18.436817)
Redshift:0.14
Type:SN Ia-91T-like
,
2024rox
RA, DEC:22:00:22.026, +07:04:44.51
(330.091774, 7.079030)
Redshift:
Type:
,
2024rqg
RA, DEC:18:22:13.359, +39:46:05.85
(275.555663, 39.768292)
Redshift:
Type:
,
2024ryv
RA, DEC:00:25:29.960, +20:14:34.57
(6.374831, 20.242937)
Redshift:0.015
Type:SN IIP
,
2024sck
RA, DEC:20:14:38.648, +56:46:29.81
(303.661033, 56.774947)
Redshift:0.080049
Type:SN Ia
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 ...
Released: 2024-08-06 03:22:52
NuSTAR detection of the FBOT AT2024qfm and evidence for soft X-ray variability from Swift-XRT
R. Margutti, Nayana A.J., R. Chornock, Wynn Jacobson-Galán, N. LeBaron, E. Wiston (UC Berkeley), H. Sears (Northweste...
Source Group: TRex
Keywords: X-rays
Related Objects:
2024qfm
RA, DEC:23:21:23.461, +11:56:32.04
(350.347753, 11.942233)
Redshift:
Type:
,
2018cow [ZTF18abcfcoo]
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
Related Notes: , , , ,
We report the NuSTAR detection of hard X-rays from the FBOT AT2024qfm and the evidence for soft X-ray variability from Swift-XRT
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...
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:
,
2024qte
RA, DEC:17:22:48.407, +37:14:53.79
(260.701696, 37.248275)
Redshift:
Type:
,
2024qtp
RA, DEC:20:56:29.586, +19:37:48.33
(314.123275, 19.630092)
Redshift:
Type:
,
2024quf
RA, DEC:22:25:03.578, +41:32:43.41
(336.264907, 41.545390)
Redshift:
Type:
,
2024qui
RA, DEC:00:42:51.799, +41:15:51.51
(10.715828, 41.264307)
Redshift:
Type:
,
2024qwi
RA, DEC:16:54:40.480, +40:44:37.03
(253.668667, 40.743619)
Redshift:0.097427
Type:SN Ia
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 ...
Released: 2024-08-02 19:19:24
VLA Observation of AT2024qfm
Anna Y. Q. Ho (Cornell)
Source Group: ZTF
Keywords: Radio
Related Objects:
2024qfm
RA, DEC:23:21:23.461, +11:56:32.04
(350.347753, 11.942233)
Redshift:
Type:
,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
,
2020xnd
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
Related Notes: ,
We report a VLA X-band (10 GHz) observation of AT2024qfm, which resulted in a non-detection.
Released: 2024-08-01 17:56:16
Liverpool Telescope imaging observations of AT2024qfm / ZTF24aaxhxhf
Daniel A. Perley (LJMU), Anna Y. Q. Ho (Cornell), Gokul Srinivasaragavan (Maryland), Igor Andreoni (Maryland), Michae...
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2024qfm [ZTF24aaxhxhf]
RA, DEC:23:21:23.461, +11:56:32.04
(350.347753, 11.942233)
Redshift:
Type:
,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
,
2020xnd
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
Related Notes: ,
We obtained Liverpool Telescope imaging follow-up of AT2024qfm, a fast and blue optical transient. The source has continued to fade rapidly and maintains a blue color, similar to previous AT2018co...
Released: 2024-07-30 20:55:54
AMI-LA radio observation of the TDE AT2024kmq
Adam Lang (HUJI), Assaf Horesh (HUJI), Itai Sfaradi (HUJI), Lauren Rhodes (Oxford), Rob Fender (Oxford), Joe Bright (...
Keywords: Radio, TDE
Related Objects:
2024kmq
RA, DEC:12:02:37.273, +35:23:35.22
(180.655305, 35.393116)
Redshift:
Type:
Related Notes:
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, A...
Source Group: ZTF
Related Objects:
2024kmq
RA, DEC:12:02:37.273, +35:23:35.22
(180.655305, 35.393116)
Redshift:
Type:
,
2022cmc
RA, DEC:13:34:43.207, +33:13:00.54
(203.680029, 33.216817)
Redshift:
Type:
Related Notes:
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 consid...
Released: 2024-07-22 11:09:09
LAST optical observations of the blazar NVSS J004348+342626 prior to the X-ray observations from EP-WXT and Swift-XRT
S. Garrappa (WIS), R. Konno (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), P. Chen (WIS), A. Krassilc...
Related Objects:
NVSS J004348+342626
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
NVSS J004348+342626
We report observations of the blazar NVSS J004348+342626 with the Large Array Survey Telescope (LAST) during 4 nights, with the latest observations about 3 days before the detections in the X-ray b...
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 ...
Source Group: DAO_OTS
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.
Released: 2024-07-16 04:49:08
AT 2024nqr / ZTF24aauekqv and AT 2024pgd / ZTF24aauywft, two ongoing transients towards a z = 0.089 galaxy
A. Munoz-Arancibia (MAS/CMM), on behalf of the ALeRCE broker
Source Group: ZTF
Keywords: Transient, Lensing
Related Objects:
2024nqr [ZTF24aauekqv]
RA, DEC:15:12:27.278, +32:32:44.54
(228.113659, 32.545705)
Redshift:
Type:
,
2024pgd [ZTF24aauywft]
RA, DEC:15:12:26.332, +32:32:44.29
(228.109717, 32.545636)
Redshift:
Type:
We report on two ongoing transient events separated by ~12 arcsec, towards Seyfert 2 galaxy 2MASX J15122674+3232460, the brightest member of a group at z = 0.089. Follow-up observations of these tr...
Released: 2024-07-15 00:29:21
V & B Measurements for T Corona Borealis (T CrB) previous to its predicted eruption
Vannini, J (AAVSO / SEV-LIADA)
Related Objects:
T Corona Borealis [T CrB]
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
T Corona Borealis [T CrB]
V & B Measurements for T Corona Borealis (T CrB) previous to its predicted (expected) eruption
Released: 2024-07-10 11:45:48
LAST optical observations of the blazar OQ 334 during its recent multi-wavelength flaring activity.
S. Garrappa (WIS), R. Konno (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), D. P...
Related Objects:
OQ 334
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
OQ 334
We report observations of the FSRQ OQ 334 (a.k.a. B2 1420+32) with the Large Array Survey Telescope (LAST) during 2 nights, following up on recent reports of brightening in gamma-ray and optical ob...
Released: 2024-06-26 12:03:53
AT 2024muv (ZTF24aatbpbr): a bright SN candidate in NGC 4699, in the Virgo cluster of galaxies
I. Pérez-Fournon, F. Poidevin, D. S. Aguado, J. A. Acosta-Pulido, A. López-Oramas, D. Nespral (IAC and ULL), and F. A...
Source Group: SGLF
Related Objects:
2024muv [ZTF24aatbpbr]
RA, DEC:12:49:02.452, -08:39:51.19
(192.260218, -8.664220)
Redshift:0.00465
Type:SN Ia
We report on the ZTF discovery and LCOGT follow-up imaging of AT 2024muv (ZTF24aatbpbr), a bright SN candidate in NGC 4699, in the Virgo cluster of galaxies
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...
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
,
2024ldo
RA, DEC:13:11:39.293, +62:38:08.79
(197.913721, 62.635775)
Redshift:
Type:
,
2024lfb
RA, DEC:19:29:58.915, +39:13:54.90
(292.495480, 39.231916)
Redshift:
Type:
,
2024lnn
RA, DEC:16:30:16.796, +52:15:49.59
(247.569981, 52.263776)
Redshift:
Type:
,
2024ljb
RA, DEC:13:53:51.025, +38:08:28.21
(208.462604, 38.141169)
Redshift:0.0343980007
Type:SN Ia
,
2024lnq
RA, DEC:14:50:43.751, +69:33:16.48
(222.682295, 69.554577)
Redshift:0.48
Type:SN
,
2024lwu
RA, DEC:20:02:37.030, +39:47:00.20
(300.654292, 39.783389)
Redshift:
Type:
,
2024lob
RA, DEC:16:28:26.900, +27:56:18.46
(247.112083, 27.938461)
Redshift:
Type:
,
2024loc
RA, DEC:15:40:49.500, +14:47:45.82
(235.206250, 14.796061)
Redshift:
Type:
,
2024loi
RA, DEC:16:03:46.100, +19:35:39.77
(240.942083, 19.594381)
Redshift:
Type:
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 a...
Released: 2024-06-18 07:50:13
ZTF Observations of the Fast Blue Optical Transient AT2024lhs
Jada L. Vail, Jason Sevilla (Cornell), Harlan T. Phillips (UC Berkeley), Jack T. Pope, Marquice Sanchez-Fleming, Anna...
Source Group: ZTF
Keywords: Optical
Related Objects:
2024lhs
RA, DEC:16:42:54.440, +33:44:12.99
(250.726832, 33.736942)
Redshift:0.037
Type:SN II
We report ZTF observations of a blue rapidly evolving transient, AT2024lhs (ZTF24aascytf). The host galaxy has a Dark Energy Spectroscopic Instrument (DESI) redshift of z = 0.038, implying a peak a...
Released: 2024-06-13 23:21:21
Multi-filter & multi-site follow-up of selected transients
Eric Hess (RAO/University of Calgary) & D. D. Balam (Dominion Astrophysical Observatory, National Research Counci...
Source Group: DAO_OTS
Keywords: Transient
Related Objects:
2024kce
RA, DEC:12:29:49.560, +08:12:48.49
(187.456500, 8.213469)
Redshift:0.003
Type:SN Ia-pec
,
2024kjm
RA, DEC:16:51:51.037, +69:17:28.16
(252.962655, 69.291155)
Redshift:
Type:
,
2024kxn
RA, DEC:18:16:08.560, +47:22:19.16
(274.035667, 47.371989)
Redshift:0.051
Type:SN Ia
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 a...
Released: 2024-06-13 22:25:51
Photometry and Spectroscopy of the Fast Optical Transient AT2024kmq
Jason Sevilla, Jada L. Vail (Cornell), Chang Liu (Northwestern), Gokul Srinivasaragavan (UMD), Daniel Perley (LJMU), ...
Source Group: ZTF
Related Objects:
2024kmq
RA, DEC:12:02:37.273, +35:23:35.22
(180.655305, 35.393116)
Redshift:
Type:
We report photometric and spectroscopic observations of a rapidly evolving transient, AT2024kmq (ZTF24aapvieu). A Gemini spectrum shows that the host-galaxy redshift is z = 0.192 and that the galax...
Released: 2024-06-09 16:39:58
RAO Photometric Follow Up of Three Optical Transients
Eric Hess (RAO/University of Calgary) & D. D. Balam (Dominion Astrophysical Observatory, National Research Counci...
Source Group: DAO_OTS
Keywords: Variable Star
Here we present photometric follow up observations of 3 optical transients using 0.76-m Baker-Nunn Schmidt Telescope + CCD at Rothney Astrophysical Observatory of the University of Calgary.
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
Related Objects:
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 present follow-up observations of the young Type II SN 2024jlf.
Released: 2024-05-23 14:39:43
AMI-LA radio detection of the type II SN 2024iss
Itai Sfaradi (HUJI), Assaf Horesh (HUJI), Lauren Rhodes (Oxford), Rob Fender (Oxford), Joe Bright (Oxford), Dave Gree...
Keywords: Radio, Supernova
Related Objects:
2024iss
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
Released: 2024-05-15 13:33:18
Liverpool Telescope Polarimetric Observations of SN 2024iss
J.R. Maund (Royal Holloway), K. Wiersema (Hertfordshire), M. Shrestha (Arizona), I. Steele (Liverpool John Moores)
Keywords: Optical, Supernova
Related Objects:
2024iss
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
We report broad-band (BVRIL) polarimetric observations of SN 2024iss with the Liverpool Telescope on 2024 May 14.
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 ...
Source Group: XOSS
Related Objects:
2022aeur [VSSP J063224.80+100109.3]
RA, DEC:06:32:24.800, +10:01:09.30
(98.103333, 10.019250)
Redshift:
Type:
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...
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
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...
Released: 2024-05-03 22:25:22
SN 2024gzk: one more supernova in Arp 299, the most prolific supernova factory
I. Pérez-Fournon (IAC and ULL), H. Akoudad-Ekajouan, C. Arrizabalaga-Díaz-Caneja, V. Wienzek (ULL), and F. Poidevin (...
Source Group: SGLF
Related Objects:
2024gzk [ZTF19abgbbzy]
RA, DEC:11:28:32.397, +58:33:44.08
(172.134987, 58.562244)
Redshift:0.0103
Type:SN IIb
,
2023wrk [GOTO23bdo]
RA, DEC:11:28:39.170, +58:33:12.64
(172.163208, 58.553511)
Redshift:0.01
Type:SN Ia
,
PSN J11283070+5833456
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
PSN J11283070+5833456
,
2022gnp [ZTF22aadoihx]
RA, DEC:11:28:32.810, +58:33:47.52
(172.136708, 58.563200)
Redshift:0.010411
Type:SN Ib
,
2020fkb [ZTF18aarlpzd]
RA, DEC:11:28:30.436, +58:33:46.78
(172.126817, 58.562994)
Redshift:0.01
Type:SN Ib
,
2019lqo [Gaia19dcu]
RA, DEC:11:28:32.460, +58:33:44.82
(172.135250, 58.562450)
Redshift:0.0103
Type:SN II
,
2018mel [ZTF18aakogek]
RA, DEC:11:28:30.736, +58:33:49.13
(172.128069, 58.563646)
Redshift:
Type:
,
2018lrd [ATLAS20jns]
RA, DEC:11:28:30.413, +58:33:44.04
(172.126721, 58.562234)
Redshift:0.00999
Type:SN Ib
,
2010P
RA, DEC:11:28:31.380, +58:33:49.28
(172.130750, 58.563690)
Redshift:
Type:NA/Unknown
,
2010O
RA, DEC:11:28:33.859, +58:33:51.59
(172.141080, 58.564330)
Redshift:
Type:SN Ib
,
2005U
RA, DEC:11:28:33.221, +58:33:42.52
(172.138420, 58.561810)
Redshift:
Type:SN II
,
1999D
RA, DEC:11:28:28.380, +58:33:38.99
(172.118250, 58.560830)
Redshift:
Type:SN II
,
1998T
RA, DEC:11:28:33.161, +58:33:43.70
(172.138170, 58.562140)
Redshift:
Type:SN Ib
,
1993G
RA, DEC:11:28:33.439, +58:33:31.21
(172.139330, 58.558670)
Redshift:
Type:SN II
,
1992bu
RA, DEC:11:28:31.500, +58:33:38.99
(172.131250, 58.560830)
Redshift:
Type:NA/Unknown
Related Notes:
We report ATLAS forced photometry, LCOGT imaging, and analysis of SN 2024gzk, the last reported supernova in the luminous infrared galaxy Arp 299, the most prolific supernova factory in the local u...
Released: 2024-04-26 17:01:59
ZTF and Gemini Observations of the Optical Transient AT2024hcb
Anna Ho (Cornell), Chang Liu (Northwestern), Daniel Perley (LJMU), K-Ryan Hinds (LJMU), Adam Miller (Northwestern)
Source Group: ZTF
Related Objects:
2024hcb
RA, DEC:16:38:47.004, +47:32:01.07
(249.695851, 47.533630)
Redshift:
Type:
We report ZTF photometry and Gemini spectroscopy of a fast-rising blue transient coincident with a high photo-z galaxy.
Released: 2024-04-12 15:22:01
Follow-up observation of SN 2024ggi in NGC 3621
F. D. Romanov (AAVSO)
Source Group: F. D. Romanov
Keywords: Supernova, Optical
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
Released: 2024-04-12 14:40:42
Monitoring of AT 2024ggi (ATLAS24fsk) with Mephisto facilities
Brajesh Kumar, Xin-Lei Chen, Weikang Lin, Yuan Fang, Guowang Du, Xinzhong Er, Xiangkun Liu, Yangwei Zhang, Tianyu Zha...
Keywords: Supernova
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes: , , , , , ,
We observed AT 2024ggi (ATLAS24fsk) with the Mephisto facilities (50 cm array and 1.6m) located at the Lijiang observatory. The preliminary analysis of 1.6m images indicates that the SN has brighte...
Released: 2024-04-12 00:00:58
Identification of the likely progenitor star of SN 2024ggi in the near IR with the VISTA Hemisphere Survey.
I. Pérez-Fournon, F. Poidevin, D. S. Aguado, J. A. Acosta-Pulido, A. López-Oramas, and D. Nespral (IAC and ULL)
Source Group: SGLF
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes: , , , , ,
We report on the near-IR properties of the likely progenitor star of the recently discovered SN 2024ggi (ATLAS24fsk, GOTO24aig) in NGC 3621 using archival data from the VISTA Hemisphere Survey. VHS...
Released: 2024-04-11 21:37:56
AT2024fkm: Updated g-band photometry with AST3 and GRANDMA
Tian-Rui Sun (Purple Mountain Observatory), P. Hello (IJCLAB), Xue-Feng Wu, Xiao-Yan Li (Nanjing Institute of Astron...
Keywords: Supernova
Related Objects:
2024fkm
RA, DEC:13:53:08.564, +35:43:14.38
(208.285682, 35.720660)
Redshift:0.04113
Type:SN IIb
Related Notes: , ,
We present follow-up photometry of AT2024fkm using AST3.
Released: 2024-04-11 17:35:13
Maximum luminosity of the progenitor of SN 2024ggi (ATLAS24fsk) from the Legacy Survey images
S. Yang (HNAS), T.-W. Chen (NCUIA), H.F. Stevance (Oxford/QUB), S. J. Smartt (Oxford/QUB), S. Srivastav (Oxford), J. ...
Source Group: Kinder
Keywords: Supernova, Transient
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes:
We measured the brightness at the location of SN 2024ggi (ATLAS24fsk) in the Legacy Survey images and found absolute magnitudes within the range typical for a red supergiant. We caution however th...
Released: 2024-03-27 18:07:31
AT 2024eyo (ATLAS24ein): a bright supernova candidate in ESO 285- G 048 (32.156 Mpc)
I. Pérez-Fournon and F. Poidevin (IAC and ULL)
Source Group: SGLF
Related Objects:
2024eyo [ATLAS24ein]
RA, DEC:20:44:37.595, -45:58:51.66
(311.156646, -45.981017)
Redshift:0.009
Type:SN Ia
We report on LCOGT follow-up photometry of AT 2024eyo (ATLAS24ein), a bright supernova candidate in ESO 285- G 048 (32.156 Mpc)

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Released: 2022-07-16
Views Count: 6095
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 ...
Released: 2023-05-23
Views Count: 5426
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locat...
Released: 2023-05-19
Views Count: 5031
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: 2692
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schwe...
Released: 2020-04-22
Views Count: 2380
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: 2341
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, Yuji...
Released: 2023-10-11
Views Count: 2319
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu...
Released: 2019-12-31
Views Count: 2204
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: 2130
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. Srivast...
Released: 2020-03-30
Views Count: 2003
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

Recent Released Tools

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Keck Cosmic Web Imager host galaxy redshift of AT2024wpp
Daniel A. Perley (LJMU), Yu-Jing Qin (Caltech), R. Michael Rich (UCLA), Emanuele Daddi (CEA Saclay), Michelle Collins (Surrey),...
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An Upcoming ZTF Experiment: Extended Deep-drilling Observations in the Galactic Plane
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Upcoming Experiment: ZTF High-cadence Observations of an ULTRASAT High-cadence Field
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