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Released: 2022-12-21 21:36:45
ZTF superluminous supernova candidates
Ting-Wan Chen (TUM/MPA), Anamaria Gkini (OKC), Jacob Wise (LJMU), Ragnhild Lunnan (OKC), Daniel A. Perley (LJMU), Lin...
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2022acch [ZTF22abvarjh]
RA, DEC:09:24:01.916, -13:31:29.00
(141.007983, -13.524721)
Redshift:0.42
Type:SLSN-I
,
2022abtm [ZTF22abvngdr]
RA, DEC:23:03:54.175, +15:46:19.75
(345.975728, 15.772152)
Redshift:0.308
Type:SLSN-I
,
2022actd [ZTF22abxsghc]
RA, DEC:09:34:07.488, +09:37:05.72
(143.531202, 9.618256)
Redshift:0.316
Type:SLSN-II
,
2022ypj [ZTF22abmubfr]
RA, DEC:21:46:01.324, +30:50:27.78
(326.505515, 30.841050)
Redshift:
Type:
,
2022yzn [ZTF22abrpjxu]
RA, DEC:06:27:57.070, -25:23:35.85
(96.987790, -25.393292)
Redshift:0.0015
Type:Nova
We report 5 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 50 days and a typical peak r-band magnitude i...
Released: 2022-12-21 16:05:10
ePESSTO+ spectroscopic classification of optical transients
P. Pessi, A. Gkini, S. Brennan, S. Schulze, J. Sollerman, J. Chen, S. Yang (Stockholm), E. Paraskeva (IAASARS/NOA),...
Source Group: ePESSTO+
Related Objects:
2022aaoo
RA, DEC:01:47:12.792, -56:28:44.57
(26.803299, -56.479049)
Redshift:0.27
Type:SLSN-II
,
2022aaon
RA, DEC:03:54:30.170, -34:40:07.25
(58.625709, -34.668681)
Redshift:0.07
Type:SN IIn
This report includes two classifications. AT2022aaoo shows strong Balmers features at a redshift of z = 0.27, which gives an absolute magnitude of -22. This could be a SLSN IIn. AT2022aaon show...
Released: 2022-12-16 16:54:14
ATLAS22bntv (AT2022acyv): discovery of a candidate SN in WISEA J125536.72-075624.8 (58 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022acyv [ATLAS22bntv]
RA, DEC:12:55:37.378, -07:56:33.89
(193.905740, -7.942748)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS22bntv (AT2022acyv) in galaxy WISEA J125536.72-075624.8 at magnitude m_o = 17.75 +/- 0.10. At a distance of 58 Mpc, the transient was disco...
Released: 2022-12-15 20:45:05
ATLAS22bntb (AT2022acye): discovery of a candidate supernova in ESO 088- G 022 (50 Mpc)
S. Srivastav, K. W. Smith, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022acye [ATLAS22bntb]
RA, DEC:07:34:11.878, -67:35:02.57
(113.549492, -67.584048)
Redshift:0.012
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS22bntb (AT2022acye) in galaxy ESO 088- G 022 at magnitude o = 18.46 +/- 0.16. At a distance of 50 Mpc, the transient was discovered on MJD =...
Released: 2022-12-13 17:39:01
ATLAS22bnqa (AT2022acwj): discovery of a candidate SN in WISEA J091423.27-332013.0 (69 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022acwj [ATLAS22bnqa]
RA, DEC:09:14:24.341, -33:20:14.80
(138.601422, -33.337444)
Redshift:0.016
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS22bnqa (AT2022acwj) in galaxy WISEA J091423.27-332013.0 at magnitude m_o = 18.52 +/- 0.18. At a distance of 69 Mpc, the transient was disco...
Released: 2022-12-08 03:51:13
A Transient in JWST DD NIRCam Imaging of Abell 2744 Galaxy-Cluster Field
Wenlei Chen (UMN), Patrick Kelly (UMN), Tom Broadhurst (UPV/DIPC), Marco Castellano (INAF - Osservatorio Astronomico ...
Related Objects:
2022acfv
RA, DEC:00:14:19.567, -30:23:52.32
(3.581531, -30.397866)
Redshift:2.7
Type:
Related Notes:
We report the detection of a new transient in NIRCam imaging of the Abell 2744 galaxy-cluster field taken on December 6, 2022 (UT) by the JWST DDT program 2756 (PI: Wenlei Chen). The transient was ...
Released: 2022-12-08 03:26:32
Three More Transient Candidates in the Abell 2744 Galaxy-Cluster Field
Lei Hu (Purple Mountain Observatory), Lifan Wang (Texas A&M University), Rogier Windhorst (Arizona State University)
Related Objects:
2022acev [L4-2293]
RA, DEC:00:13:58.547, -30:21:13.53
(3.493946, -30.353758)
Redshift:
Type:
,
2022acew [Abell2744-L1-2654]
RA, DEC:00:14:07.091, -30:21:53.54
(3.529547, -30.364871)
Redshift:
Type:
,
2022acex [Abell2744-L1-5596]
RA, DEC:00:14:07.780, -30:21:52.94
(3.532416, -30.364707)
Redshift:
Type:
We report the discovery of three new transients from JWST NIRCam observations of the Abell 2744 galaxy-cluster field.
Released: 2022-12-03 16:42:57
ePESSTO+ spectroscopic classification of optical transients
M. Gromadzki, K. Grzesiak, N. Ihanec (Warsaw), T. Kravtsov (UTU), A. Gkini, P. Pessi, J. Sollerman, S. Yang (Stockhol...
Source Group: ePESSTO+
Related Objects:
2022aana [ZTF22abtprtn]
RA, DEC:22:34:34.803, -27:29:11.78
(338.645012, -27.486606)
Redshift:0.04
Type:SN Ia-pec
,
2022abzd [ATLAS22bnes]
RA, DEC:09:38:09.837, -75:09:48.91
(144.540987, -75.163587)
Redshift:0
Type:CV
,
2022acgi [ATLAS22bnjy]
RA, DEC:09:29:44.737, +03:04:21.74
(142.436406, 3.072706)
Redshift:0.17
Type:SN Ia-CSM
This report includes classifications of one Type Ia - peculiar, one Type II and a galactic CV. We encourage followup observations
Released: 2022-12-02 18:41:59
Transient Candidates in JWST DD NIRCam Imaging of Abell 2744 Galaxy-Cluster Field
Wenlei Chen (UMN), Patrick Kelly (UMN), Marco Castellano (INAF - Osservatorio Astronomico di Roma), Jose Diego (IFCA,...
Related Objects:
2022acfu
RA, DEC:00:14:22.751, -30:23:50.38
(3.594797, -30.397328)
Redshift:0.949
Type:
,
2022acfv
RA, DEC:00:14:19.567, -30:23:52.32
(3.581531, -30.397866)
Redshift:2.7
Type:
We report on the detection of two new transients in NIRCam imaging of the Abell 2744 galaxy-cluster field taken on October 20, 2022 (UT) by JWST DDT program 2756 (PI: Wenlei Chen). A first transien...
Released: 2022-12-02 17:02:40
ATLAS22bngp (AT2022acfz): discovery of a candidate SN in UGC 03937 (58 Mpc)
L. Rhodes (Oxford), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Weston...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022acfz [ATLAS22bngp]
RA, DEC:07:37:35.255, +35:36:19.84
(114.396896, 35.605512)
Redshift:0.013343
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS22bngp (AT2022acfz) in galaxy UGC 03937 at magnitude m_o = 18.01 +/- 0.15. At a distance of 58 Mpc, the transient was discovered on MJD = 5...
Released: 2022-12-02 13:56:31
ePESSTO+ spectroscopic classification of optical transients
K. Grzesiak, M. Gromadzki(Warsaw), T. Kravtsov (UTU), N. Ihanec (Warsaw), A. Gkini, P. Pessi, J. Sollerman, S. Yang (...
Source Group: ePESSTO+
Related Objects:
2022aado [ZTF22abtnuch]
RA, DEC:04:22:38.707, -01:56:18.17
(65.661277, -1.938380)
Redshift:0.097
Type:SN Ia
,
2022aanm [ATLAS22bmaj]
RA, DEC:04:07:26.404, -22:17:44.12
(61.860018, -22.295589)
Redshift:0.089
Type:SN Ia
,
2022aart [ZTF22abuygtu]
RA, DEC:07:59:28.461, +03:09:21.66
(119.868586, 3.156016)
Redshift:0.059
Type:SN Ia
,
2022abio [ATLAS22bmqo]
RA, DEC:23:46:31.942, -52:32:15.49
(356.633092, -52.537636)
Redshift:0.063
Type:SN Ia-pec
,
2022acbu [ZTF22abxomzd]
RA, DEC:02:30:43.160, -02:55:56.96
(37.679833, -2.932489)
Redshift:0.01915
Type:SN II
,
2022ycr [ZTF22abnwvyc]
RA, DEC:21:23:27.177, -18:06:13.97
(320.863238, -18.103881)
Redshift:0
Type:
,
2022xgc [ZTF22abkbmob]
RA, DEC:07:12:41.810, +07:18:59.95
(108.174209, 7.316653)
Redshift:0.31
Type:SLSN-I
This report includes classifications of 2 Type Ia's, 1 Type Ia-pec and 1 Type I SNe. AT2022acbu was observed, showing only a red continuum with ISM emission lines at z = 0.02. In addition, AT2022yc...
Released: 2022-12-01 22:31:29
ZTF superluminous supernova candidates
Daniel A. Perley (LJMU), Lin Yan (Caltech), Ragnhild Lunnan, Ting-Wan Chen, Steve Schulze, Anamaria Gkini, Tuomas Kan...
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2022ycr [ZTF22abnwvyc]
RA, DEC:21:23:27.177, -18:06:13.97
(320.863238, -18.103881)
Redshift:0
Type:
,
2022zmm [ZTF22absorqy]
RA, DEC:22:02:44.864, +33:42:05.84
(330.686933, 33.701622)
Redshift:
Type:
,
2022ytl [ZTF22abonbdq]
RA, DEC:01:12:18.342, -20:08:38.58
(18.076427, -20.144051)
Redshift:
Type:
,
2022abts [ZTF22abslugn]
RA, DEC:12:11:35.587, +21:55:51.57
(182.898278, 21.930991)
Redshift:
Type:
,
2022zgl [ZTF22abpmlyh]
RA, DEC:21:37:34.106, +31:37:57.30
(324.392107, 31.632585)
Redshift:
Type:
We report 5 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 40 days and a typical peak r-band magnitude i...
Released: 2022-12-01 16:57:05
ePESSTO+ spectroscopic classification of optical transients
M. Gromadzki, K. Grzesiak (Warsaw), T. Kravtsov (UTU), N. Ihanec (Warsaw), A. Gkini, P. Pessi, J. Sollerman, S. Yang ...
Source Group: ePESSTO+
Related Objects:
2022abdu [ATLAS22bmme]
RA, DEC:03:06:04.905, -46:43:17.00
(46.520439, -46.721389)
Redshift:0.13
Type:SLSN-I
,
2022aali [ATLAS22blyz]
RA, DEC:03:21:13.586, -57:13:20.09
(50.306607, -57.222249)
Redshift:0.027
Type:SN II
,
2022xgc [ZTF22abkbmob]
RA, DEC:07:12:41.810, +07:18:59.95
(108.174209, 7.316653)
Redshift:0.31
Type:SLSN-I
,
2022abzc [ATLAS22bnen]
RA, DEC:10:20:20.960, -40:23:43.12
(155.087333, -40.395311)
Redshift:0.01
Type:SN Ia
This report includes classifications of one type Ia, one SLSN and one type II. AT2022xgc shows blue continuum with some broad absorption lines. We encourage followup observations.
Released: 2022-11-30 16:16:49
ePESSTO+ spectroscopic classification of optical transients
K. Grzesiak, M. Gromadzki, N. Ihanec (Warsaw), T. Kravtsov (UTU), A. Gkini, P. Pessi, J. Sollerman, S. Yang (Stockhol...
Source Group: ePESSTO+
Related Objects:
2022abom [PS22luo]
RA, DEC:03:41:09.140, -02:50:54.85
(55.288083, -2.848569)
Redshift:0.036
Type:SN Ia-91bg-like
This report includes classifications of one young Type Ia SN. We encourage followup observations.
Released: 2022-11-29 21:37:40
ATLAS22bnen (AT2022abzc): discovery of a candidate SN in ESO 317- G 014 (126 Mpc)
L. Rhodes (Oxford), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Weston...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022abzc [ATLAS22bnen]
RA, DEC:10:20:20.960, -40:23:43.12
(155.087333, -40.395311)
Redshift:0.01
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS22bnen (AT2022abzc) in galaxy ESO 317- G 014 at magnitude m_o = 18.61 +/- 0.11. At a distance of 126 Mpc, the transient was discovered on M...
Released: 2022-11-28 10:35:31
ATLAS22bmzp (AT2022abuj): discovery of a candidate SN in 2MASX J13083283+3044540 (102 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022abuj [ATLAS22bmzp]
RA, DEC:13:08:32.665, +30:44:53.91
(197.136103, 30.748310)
Redshift:0.02355
Type:SN Ic
Here we report the ATLAS discovery of the transient ATLAS22bmzp (AT2022abuj) in galaxy 2MASX J13083283+3044540 at magnitude m_c = 18.75 +/- 0.10. At a distance of 102 Mpc, the transient was discov...
Released: 2022-11-26 11:48:51
ATLAS22bmrc (AT2022aboc): discovery of a candidate SN in SDSS J103115.57-013916.0 (104 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022aboc [ATLAS22bmrc]
RA, DEC:10:31:15.777, -01:39:18.57
(157.815738, -1.655158)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS22bmrc (AT2022aboc) in galaxy SDSS J103115.57-013916.0 at magnitude m_c = 19.34 +/- 0.27. At a distance of 104 Mpc, the transient was disco...
Released: 2022-11-25 17:27:14
Reclassification of 2022ytx as an unusual core-collapse SN with precursor emission
S. Srivastav, M. Fulton, S. J. Smartt, K. W. Smith, D. R. Young, M. McCollum, T. Moore, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022ytx [ATLAS22bkef]
RA, DEC:23:00:46.550, +13:37:05.70
(345.193958, 13.618250)
Redshift:0.024
Type:SN IIb
We reclassify the ATLAS-discovered SN 2022ytx as an SN IIb using a spectrum obtained from LT/SPRAT. The ATLAS light curve shows a very long rise to peak, and pre-explosion Pan-STARRS images show ev...
Released: 2022-11-22 16:44:53
ATLAS22bmfv (AT2022abgs): discovery of a candidate SN in NGC 3508 (56 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022abgs [ATLAS22bmfv]
RA, DEC:11:03:00.203, -16:17:19.69
(165.750848, -16.288802)
Redshift:0.013006
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS22bmfv (AT2022abgs) in galaxy NGC 3508 at magnitude m_o = 18.05 +/- 0.11. At a distance of 56 Mpc, the transient was discovered on MJD = 59...
Released: 2022-11-19 09:36:37
LJT spectroscopic classification of AT 2022aanf as a young Type Ia supernova
Qian Zhai, Jujia Zhang (YNAO); Liping Li (YNU); Xiaofeng Wang (THU)
Source Group: LiONS
Related Objects:
2022aanf
RA, DEC:04:09:09.625, +17:06:59.05
(62.290102, 17.116402)
Redshift:0.024
Type:SN Ia
Released: 2022-11-18 13:04:04
ePESSTO+ spectroscopic classification of optical transients
K. Grzesiak, M. Gromadzki, N. Ihanec (Warsaw), T. Kravtsov (UTU), M. Fulton (QUB), M. Dennefeld (IAP), L. Galbany (IC...
Source Group: ePESSTO+
Related Objects:
2022aaja [ATLAS22blyc]
RA, DEC:06:54:02.087, -20:53:50.40
(103.508697, -20.897334)
Redshift:0
Type:CV
This report includes classification of one CV. We encourage followup observations.
Released: 2022-11-17 20:19:43
ATLAS22bmaa (AT2022aanf): discovery of a candidate SN in UGC02968 (100 Mpc)
T. Moore, K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022aanf [ATLAS22bmaa]
RA, DEC:04:09:09.625, +17:06:59.05
(62.290102, 17.116402)
Redshift:0.024
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS22bmaa (AT2022aanf) in galaxy UGC02968 at magnitude m_o = 19.14 +/- 0.16. At a distance of 100 Mpc, the transient was discovered on MJD = 5...
Released: 2022-11-17 16:05:22
ATLAS22bmab (AT2022aang): discovery of a candidate SN in UGC 04140 (61 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022aang [ATLAS22bmab]
RA, DEC:07:59:21.837, +18:06:40.92
(119.840989, 18.111367)
Redshift:0.01573
Type:SN IIP
Here we report the ATLAS discovery of the transient ATLAS22bmab (AT2022aang) in galaxy UGC 04140 at magnitude m_o = 19.01 +/- 0.18. At a distance of 61 Mpc, the transient was discovered on MJD = 5...
Released: 2022-11-17 15:02:38
ePESSTO+ spectroscopic classification of optical transients
T. Kravtsov (UTU), N. Ihanec, K. Grzesiak, M. Gromadzki (Warsaw), S. Benetti (INAF Padova), J. Anderson (ESO), T.-W....
Source Group: ePESSTO+
Related Objects:
2022aaaw [ATLAS22blvd]
RA, DEC:01:06:10.645, +01:21:42.90
(16.544352, 1.361916)
Redshift:0.045
Type:SN Ia
,
2022aadj [ATLAS22blua]
RA, DEC:03:49:45.144, -42:47:18.05
(57.438100, -42.788349)
Redshift:0.073
Type:SN Ia
,
2022aaiw [ATLAS22blxw]
RA, DEC:06:10:11.171, -27:35:53.17
(92.546546, -27.598103)
Redshift:0.055
Type:SN Ia
,
2022aalh [ATLAS22blyy]
RA, DEC:00:09:54.723, -74:49:05.76
(2.478013, -74.818266)
Redshift:0.057
Type:SN Ia
,
2022yms [ATLAS22bjzt]
RA, DEC:21:15:14.490, -47:36:29.08
(318.810373, -47.608078)
Redshift:0.017
Type:SN Ic
This report includes classifications of 4 Type Ia's and one Type Ic. We encourage followup observations.
Released: 2022-11-16 14:14:22
ePESSTO+ spectroscopic classification of optical transients
N. Ihanec (Warsaw), T. Kravtsov (UTU), K. Grzesiak (Warsaw), M. Gromadzki (Warsaw), M. Fulton (QUB), M. Dennfeld (IA...
Source Group: ePESSTO+
Related Objects:
2022aaan [ATLAS22blsb]
RA, DEC:21:42:38.048, -31:27:45.68
(325.658534, -31.462689)
Redshift:0.111
Type:SN IIn
,
2022zwt [ATLAS22bloq]
RA, DEC:21:21:53.617, -09:41:50.45
(320.473404, -9.697348)
Redshift:0
Type:CV
,
2022alv [ATLAS22ctp]
RA, DEC:03:08:48.497, -07:02:07.88
(47.202071, -7.035521)
Redshift:0.029
Type:SN II
,
2022zqa [PS22kyp]
RA, DEC:02:46:08.053, -26:55:26.56
(41.533554, -26.924043)
Redshift:0.082
Type:SN Ia
,
2022ywc [ATLAS22bkfp]
RA, DEC:03:22:12.123, -42:53:04.82
(50.550514, -42.884671)
Redshift:0.058
Type:SN Ia-91bg-like
,
2022aaix [ZTF22abtztxv]
RA, DEC:08:57:06.160, -20:01:59.52
(134.275667, -20.033200)
Redshift:0.018556
Type:SN II
,
2022ydu [ATLAS22bjhj]
RA, DEC:10:47:20.858, -24:27:04.79
(161.836910, -24.451332)
Redshift:0.011
Type:SN II
,
2022aack [ATLAS22blso]
RA, DEC:07:52:30.839, -52:17:14.69
(118.128494, -52.287414)
Redshift:0.044
Type:SN Ia
This report includes classifications of 3 Type Ia's, 2 Type II's, one Type IIn and one CV. AT2022aaix is showing blue, featureless continuum, and it could be an infant Type II, now 2 days from the ...
Released: 2022-11-16 14:13:05
ATLAS22blyz (AT2022aali): discovery of a candidate SN in WISEA J032115.62-571328.1 (86 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Here we report the ATLAS discovery of the transient ATLAS22blyz (AT2022aali) in galaxy WISEA J032115.62-571328.1 at magnitude m_c = 19.28 +/- 0.14. At a distance of 86 Mpc, the transient was disco...
Released: 2022-11-14 22:18:31
Detection of Two Infrared Transient Candidates in JWST Observations of Abell 2744
Mike Engesser (STScI), Justin Pierel (STScI), Sebastian Gomez (STScI), Armin Rest (STScI), Ori Fox (STScI), Lou Strol...
Related Objects:
2022aaih [joust2022a]
RA, DEC:00:13:58.493, -30:19:31.57
(3.493720, -30.325436)
Redshift:
Type:
,
2022aaii [joust2022b]
RA, DEC:00:14:05.489, -30:21:04.64
(3.522872, -30.351290)
Redshift:
Type:
We report on the detection of two infrared transient candidates in JWST observations of Abell 2744. Both candidates were discovered in NIRCam observations in Cycle 1 ERS Program 1324 (PI: Tommaso T...
Released: 2022-11-09 23:44:55
ATLAS22blmm (AT2022zut): discovery of a candidate SN in NGC 3810 (14 Mpc)
T. Moore, K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022zut [ATLAS22blmm]
RA, DEC:11:40:58.820, +11:28:10.92
(175.245083, 11.469699)
Redshift:0.003309
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS22blmm (AT2022zut) in galaxy NGC 3810 at magnitude m_o = 14.39 +/- 0.01. At a distance of 14 Mpc, the transient was discovered on MJD = 598...
Released: 2022-11-08 16:44:41
AT 2022upj / ZTF22abegjtx Discovery of extreme coronal lines in nuclear transient
Megan Newsome, Iair Arcavi (Tel Aviv University), Yael Dgany (TAU), Craig Pellegrino (Las Cumbres / UCSB)
Source Group: Global SN Project
Related Objects:
2022upj [ZTF22abegjtx]
RA, DEC:00:23:56.846, -14:25:23.22
(5.986858, -14.423117)
Redshift:0.054
Type:TDE
We report the discovery of extreme coronal lines in the nuclear transient and TDE candidate AT 2022upj.
Released: 2022-11-08 09:57:19
ZTF superluminous supernova candidates
Ting-Wan Chen (TUM/MPA), Anamaria Gkini (OKC), Daniel A. Perley (LJMU), Lin Yan (Caltech), Ragnhild Lunnan, Steve Sch...
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2022vwu [ZTF22abghrui]
RA, DEC:09:11:29.197, +16:39:46.68
(137.871653, 16.662965)
Redshift:0.1968
Type:SN IIn
,
2022ytm [ZTF22abhchvw]
RA, DEC:05:34:58.364, -09:04:12.65
(83.743183, -9.070181)
Redshift:
Type:
,
2022vmg [ZTF22abfdzrv]
RA, DEC:21:37:47.719, +16:19:58.49
(324.448829, 16.332915)
Redshift:
Type:
,
2022xgc [ZTF22abkbmob]
RA, DEC:07:12:41.810, +07:18:59.95
(108.174209, 7.316653)
Redshift:0.31
Type:SLSN-I
,
2022wfu [ZTF22abjhvdm]
RA, DEC:04:56:12.625, +71:03:17.74
(74.052605, 71.054928)
Redshift:
Type:
,
2022wag [ZTF22abgbnbh]
RA, DEC:17:42:22.879, -01:38:50.69
(265.595327, -1.647414)
Redshift:
Type:
,
2022vdk [ZTF22aazbpgn]
RA, DEC:23:10:45.592, -10:57:44.77
(347.689966, -10.962435)
Redshift:
Type:
,
2022vsd [ZTF22abconxj]
RA, DEC:21:05:09.024, +01:25:27.32
(316.287599, 1.424257)
Redshift:
Type:
,
2022ued [ZTF22abexkqi]
RA, DEC:08:54:45.986, +78:49:48.57
(133.691609, 78.830158)
Redshift:0.1087
Type:SN Ib
We report 9 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 40 days and a typical peak r-band magnitude i...
Released: 2022-11-04 17:30:40
Reclassification of SN2022ywf as a nearby and faint SN Iax (2002cx-like Ia)
S. Srivastav, K. W. Smith, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022ywf [ZTF22abqxkhd]
RA, DEC:01:22:12.196, +00:57:23.68
(20.550818, 0.956579)
Redshift:0.0078
Type:SN Ia
We reclassify the ZTF-discovered SN 2022ywf as an SN 2002cx-like Ia. Originally classified as an SN Ia, the transient now shows a rapid rise to peak (< 10 days), very faint peak luminosity (< -14) ...
Released: 2022-11-03 19:14:49
ATLAS22blgs (AT2022zkg): discovery of a candidate SN in ESO 342- G 041 (86 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Westo...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022zkg [ATLAS22blgs]
RA, DEC:21:25:02.215, -39:49:08.19
(321.259228, -39.818942)
Redshift:
Type:SN Ib
Here we report the ATLAS discovery of the transient ATLAS22blgs (AT2022zkg) in galaxy ESO 342- G 041 at magnitude m_o = 18.28 +/- 0.18. At a distance of 86 Mpc, the transient was discovered on MJD...
Released: 2022-11-02 15:19:48
ePESSTO+ spectroscopic classification of optical transients
X. Sheng, E. Ridley, A. Aamer, M. Nicholl, P. Ramsden (Birmingham), T. Pessi (UDP), A. Reguitti (INAF-OAPd), F. Onori...
Source Group: ePESSTO+
Related Objects:
2022ycn [ATLAS22bjha]
RA, DEC:00:09:01.623, -11:17:41.26
(2.256764, -11.294793)
Redshift:0.11
Type:SN Ia
,
2022ymc [PS22kph]
RA, DEC:03:13:40.618, -01:16:32.17
(48.419244, -1.275603)
Redshift:0.028
Type:SN IIn
,
2022you [ATLAS22bkae]
RA, DEC:03:54:33.564, -45:45:42.07
(58.639850, -45.761686)
Redshift:0.06
Type:SN Ia
,
2022yug [ATLAS22bkem]
RA, DEC:03:03:07.626, -02:46:20.50
(45.781777, -2.772360)
Redshift:0.11
Type:SN Ia
,
2022yrs [ZTF22abqfekp]
RA, DEC:03:44:34.564, -27:30:33.49
(56.144015, -27.509304)
Redshift:0.06
Type:SN Ia-91T-like
This report includes classifications of 3 SNe Ia and 1 SN IIn. We also update the classification of SN2022yrs as a SN Ia-91T.
Released: 2022-11-01 23:27:23
ATLAS22bldy (AT2022zia): discovery of a candidate SN in NGC 3859 (90 Mpc)
K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022zia [ATLAS22bldy]
RA, DEC:11:44:51.969, +19:27:12.97
(176.216538, 19.453602)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS22bldy (AT2022zia) in galaxy NGC 3859 at magnitude m_o = 18.31 +/- 0.14. At a distance of 90 Mpc, the transient was discovered on MJD = 598...
Released: 2022-11-01 14:12:38
ePESSTO+ spectroscopic classification of optical transients
E. Ridley, X. Sheng, A. Aamer, M. Nicholl, P. Ramsden (Birmingham), T. Pessi (UDP), A. Reguitti (INAF-OAPd), F. Onori...
Source Group: ePESSTO+
Related Objects:
2022yxh [ATLAS22bkgm]
RA, DEC:22:55:15.975, -58:42:10.25
(343.816564, -58.702847)
Redshift:0.0347
Type:SN Ia
This report includes classification of the Type Ia SN, SN2022yxh.
Released: 2022-10-31 17:13:29
ePESSTO+ spectroscopic classification of optical transients
A. Aamer, E. Ridley, X. Sheng, P. Ramsden, M. Nicholl (Birmingham), T. Pessi (UDP), A. Reguitti (INAF-OAPd), F. Onori...
Source Group: ePESSTO+
Related Objects:
2022yvv [ZTF22abqkzuq]
RA, DEC:02:41:43.020, -22:48:51.34
(40.429250, -22.814261)
Redshift:0.022
Type:SN Ia
,
2022vib [ZTF22abhclyh]
RA, DEC:05:20:06.580, +10:37:59.74
(80.027415, 10.633262)
Redshift:0.048
Type:SN IIn
,
2022yuh [ATLAS22bket]
RA, DEC:01:40:26.548, -26:03:04.05
(25.110615, -26.051126)
Redshift:0.09
Type:SN Ia
,
2022yxf [ATLAS22bkgj]
RA, DEC:00:59:11.068, -14:01:44.89
(14.796117, -14.029136)
Redshift:0.057
Type:
This report includes classifications of 2 Type Ia's, 1 Type IIn and 1 object with a featureless blue continuum. Follow-up observations are encouraged.
Released: 2022-10-30 23:11:11
LJT spectroscopic classification of AT 2022yvw as a young Type IIb supernova
Qian Zhai, Jujia Zhang (YNAO); Wenxiong Li (TAU); Xiaofeng Wang (THU)
Source Group: LiONS
Related Objects:
2022yvw
RA, DEC:03:33:45.280, -19:29:29.81
(53.438668, -19.491614)
Redshift:0.0065
Type:SN IIb
The spectrum obtained by LJT matches a young type IIb supernova once the contamination of the Host HII region is removed.
Released: 2022-10-28 15:23:26
Asiago spectroscopic classification of optical transients
A. Reguitti, S. Benetti, A. Pastorello, L. Tomasella, I. Salmaso, E. Cappellaro (INAF OAPd)
Source Group: Padova-Asiago
Related Objects:
2022xbr [ZTF22abmcnmz]
RA, DEC:19:51:03.371, +49:47:09.17
(297.764046, 49.785880)
Redshift:0.027
Type:SN Ia
,
2022ypb [ZTF22abmygmc]
RA, DEC:04:01:24.124, -14:54:54.85
(60.350516, -14.915237)
Redshift:0.0237
Type:SN Ia-91T-like
,
2022yvx [TCP J22032951+3544161]
RA, DEC:22:03:29.472, +35:44:17.37
(330.872802, 35.738159)
Redshift:0
Type:CV
,
2022sxl [PS22jod]
RA, DEC:08:06:22.140, +21:26:27.67
(121.592250, 21.441019)
Redshift:0.23
Type:AGN
We report the spectroscopic classification of 2 Type Ia SNe, a Cataclysmic Variable and a Seyfert 1 galaxy.
Released: 2022-10-27 20:32:59
NOT spectroscopic observations of optical transients
Ahlberg V., Gardner K., Humina C., Kouch P. M., Roos O., Kangas T., Gutiérrez C., Williams S., Kankare E., Mattila S....
Keywords: Supernova
Related Objects:
2022ymi [ATLAS22bjxv]
RA, DEC:19:31:00.607, +48:20:55.24
(292.752531, 48.348678)
Redshift:0.021
Type:SN IIn
,
2022ybn [ATLAS22bjdq]
RA, DEC:00:26:41.947, -02:32:15.34
(6.674778, -2.537595)
Redshift:0.086
Type:SN Ia
,
2022ydr [ZTF22abnqomh]
RA, DEC:17:38:56.795, +74:49:48.52
(264.736646, 74.830145)
Redshift:0.024931
Type:SN Ia
We report the classification of three optical transients: 2 SNe Ia and 1 SN IIn.
Released: 2022-10-26 14:56:02
Spectroscopic classification of SN 2022wym
S. Taubenberger, S. H. Suyu, C. Vogl, R. Cañameras, A. Melo (MPA/TUM Garching), A. Goobar, J. Johansson, T.-W. Chen, ...
Related Objects:
2022wym [ZTF22abhoyte]
RA, DEC:17:10:10.708, +21:19:22.92
(257.544618, 21.323033)
Redshift:0.22
Type:SN I
Related Notes: ,
We have obtained an optical spectrum of SN 2022wym, which shows it to be a Type I supernova.
Released: 2022-10-24 19:33:20
AT2022lri/ZTF22abajudi: ZTF and Swift Discovery of a Tidal Disruption Event at z=0.032 with Bright X-ray Emission
Yuhan Yao, Jean Somalwar, Robert Stein (Caltech), Suvi Gezari (STScI), Erica Hammerstein (UMD), Sjoert van Velzen (Le...
Source Group: ZTF
Related Objects:
2022lri [ZTF22abajudi]
RA, DEC:02:20:08.009, -22:43:15.42
(35.033371, -22.720950)
Redshift:0.032
Type:TDE
We report the discovery and classification of AT2022lri/ZTF22abajudi, a UV and X-ray bright tidal disruption event in a galaxy at z=0.032.
Released: 2022-10-24 17:22:25
ATLAS22bjzt (AT2022yms): discovery of a candidate SN in NGC 7038A (74 Mpc)
T. Moore, K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, M. Fulton, M. McCollum, J. Weston (Queen's Unive...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022yms [ATLAS22bjzt]
RA, DEC:21:15:14.490, -47:36:29.08
(318.810373, -47.608078)
Redshift:0.017
Type:SN Ic
Here we report the ATLAS discovery of the transient ATLAS22bjzt (AT2022yms) in galaxy NGC 7038A at magnitude m_c = 18.98 +/- 0.12. At a distance of 74 Mpc, the transient was discovered on MJD = 59...
Released: 2022-10-20 11:25:54
ATLAS22bjhj (AT2022ydu): discovery of a candidate SN in NGC 3383 (55 Mpc)
K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T. Moore, J. Weston (Que...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022ydu [ATLAS22bjhj]
RA, DEC:10:47:20.858, -24:27:04.79
(161.836910, -24.451332)
Redshift:0.011
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS22bjhj (AT2022ydu) in galaxy NGC 3383 at magnitude m_o = 17.73 +/- 0.16. At a distance of 55 Mpc (redshift independent, from NED), the tran...
Released: 2022-10-20 09:13:38
ATLAS22bjhk (AT2022ydv): discovery of a candidate SN in IC 4885 (33 Mpc)
K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T. Moore, J. Weston (Que...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022ydv [ATLAS22bjhk]
RA, DEC:19:43:51.819, -60:39:14.26
(295.965914, -60.653962)
Redshift:0.01448
Type:SN Ic-BL
Here we report the ATLAS discovery of the transient ATLAS22bjhk (AT2022ydv) in galaxy IC 4885 at magnitude m_c = 18.04 +/- 0.08. At a distance of 33 Mpc (redshift independent, from NED), the trans...
Released: 2022-10-18 12:31:27
ePESSTO+ spectroscopic classification of optical transients
M. Deckers, L. Harvey, J. Terwel, G. Dimitriadis (TCD), T. Killestein (Warwick), L. Galbany (ICE), M. Fulton (QUB), S...
Source Group: ePESSTO+
Related Objects:
2022uqn [ZTF22abfaste]
RA, DEC:05:28:00.958, -05:18:31.33
(82.003992, -5.308702)
Redshift:0.008
Type:ILRT
,
2022xhb [ZTF22ablnvbh]
RA, DEC:05:42:21.942, -13:43:04.94
(85.591426, -13.718040)
Redshift:0.098
Type:SN Ia
,
2022xuq [ATLAS22bips]
RA, DEC:06:34:00.440, -62:27:41.91
(98.501834, -62.461641)
Redshift:0.029
Type:SN Ia
This report includes classifications of 2 Type Ia's and 1 ILRT
Released: 2022-10-17 16:12:22
ATLAS22biqa (AT2022xus): discovery of a candidate SN in LEDA136560 (36 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T. ...
Source Group: ATLAS
Keywords: Supernova
Here we report the ATLAS discovery of the transient ATLAS22biqa (AT2022xus) in galaxy LEDA136560 at magnitude m_o = 17.92 +/- 0.08. At a distance of 36 Mpc, the transient was discovered on MJD = 5...
Released: 2022-10-17 13:00:12
ePESSTO+ spectroscopic classification of optical transients
L. Harvey, M. Deckers, U. Burgaz, K. Maguire (TCD), T. Killestein (Warwick), L. Galbany (ICE), M. Fulton (QUB), S. Be...
Source Group: ePESSTO+
Related Objects:
2022xpr [ZTF22abngjlt]
RA, DEC:21:31:27.094, +03:55:56.92
(322.862893, 3.932478)
Redshift:0.05
Type:SN Ia
,
2022xpb [ZTF22abmvmyh]
RA, DEC:22:04:48.425, -06:20:33.10
(331.201772, -6.342527)
Redshift:0.08
Type:SN Ia
,
2022xqt [ATLAS22bioo]
RA, DEC:21:55:42.848, -55:47:27.89
(328.928533, -55.791080)
Redshift:0.037
Type:SN II
,
2022xnq [ZTF22abnbzjw]
RA, DEC:00:04:38.967, -08:05:59.75
(1.162362, -8.099932)
Redshift:0.0286
Type:SN Ia-91bg-like
,
2022xhh [ZTF22abmdqzf]
RA, DEC:04:16:41.618, -12:11:00.88
(64.173407, -12.183577)
Redshift:0.0315
Type:SN Ia-91bg-like
,
2022xpl [ATLAS22bilx]
RA, DEC:03:08:06.410, -11:48:09.25
(47.026707, -11.802568)
Redshift:0.03
Type:SN Ia-91T-like
,
2022xbd [ATLAS22bigr]
RA, DEC:06:14:39.260, -31:18:56.84
(93.663583, -31.315789)
Redshift:0.06
Type:SN Ia
This report includes classifications of 3 Type Ia SNe, 1 Type Ia 91T-like, 2 Type Ia 91bg-like and 1 Type II SNe.
Released: 2022-10-16 12:52:18
ePESSTO+ spectroscopic classification of optical transients
M. Deckers, L. Harvey, U. Burgaz, K. Maguire (TCD), L. Galbany (ICE), M. Fulton (QUB), T. Killestein (Warwick), J. A...
Source Group: ePESSTO+
Related Objects:
2022xgm [ZTF22abmiuan]
RA, DEC:00:54:58.172, -14:43:20.19
(13.742383, -14.722275)
Redshift:0.13
Type:SN Ia-91T-like
,
2022wsq [ZTF22abkisoc]
RA, DEC:01:19:59.541, +15:36:09.85
(19.998086, 15.602735)
Redshift:0.038
Type:SN Ia
This report includes classifications of 2 Type Ia SNe.
Released: 2022-10-15 11:51:37
ePESSTO+ spectroscopic classification of optical transients
L. Harvey, M. Deckers, U. Burgaz, G. Dimitriadis (TCD), T. Killestein (Warwick), L. Galbany (ICE), M. Fulton (QUB), M...
Source Group: ePESSTO+
Related Objects:
2022xkv [ATLAS22bilk]
RA, DEC:23:05:01.221, -21:24:35.46
(346.255087, -21.409849)
Redshift:0.06
Type:SN Ia
,
2022xbt [ZTF22abmcfrc]
RA, DEC:21:38:34.384, +28:15:38.98
(324.643265, 28.260828)
Redshift:0.076
Type:SN Ia
,
2022xks [ATLAS22bikh]
RA, DEC:21:29:13.698, -03:36:43.23
(322.307075, -3.612009)
Redshift:0
Type:
,
2022xgl [ATLAS22bihp]
RA, DEC:22:33:30.379, -26:14:14.49
(338.376580, -26.237360)
Redshift:0.026
Type:SN Ia-91T-like
,
2022vxc [ZTF22abcvfgs]
RA, DEC:20:29:10.460, -06:46:17.08
(307.293583, -6.771411)
Redshift:0.1
Type:SLSN-I
,
2022wsr [ZTF22abjvyib]
RA, DEC:23:37:52.455, -03:29:26.24
(354.468561, -3.490621)
Redshift:0.018
Type:SN II
,
2022wyt [ATLAS22bigd]
RA, DEC:22:26:06.560, -63:17:34.73
(336.527333, -63.292981)
Redshift:0.04
Type:SN Ia
,
2022xbu [ZTF22abmcezf]
RA, DEC:21:19:55.703, -06:26:14.96
(319.982094, -6.437489)
Redshift:0.045
Type:SN Ia
,
2022xhd [ZTF22abmiohu]
RA, DEC:03:39:32.199, -17:39:51.56
(54.884162, -17.664321)
Redshift:0.043
Type:SN Ia
,
2022xkp [ATLAS22bijs]
RA, DEC:02:52:24.629, -41:16:31.34
(43.102623, -41.275371)
Redshift:0.012
Type:SN II
This report includes classifications of 5 Type Ia's, 1 Type Ia 91T-like, 2 Type II's and 1 SLSN-I. The spectrum of AT2022xks is a blue and featureless continuum.
Released: 2022-10-14 15:03:03
ATLAS22bijs (AT2022xkp): discovery of a candidate SN in LCRS B025030.8-412847 (52 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T....
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2022xkp [ATLAS22bijs]
RA, DEC:02:52:24.629, -41:16:31.34
(43.102623, -41.275371)
Redshift:0.012
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS22bijs (AT2022xkp) in galaxy LCRS B025030.8-412847 at magnitude m_o = 18.24 +/- 0.18. At a distance of 52 Mpc, the transient was discovered...

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Released: 2022-07-16
Views Count: 5663
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
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LT Classification of SN 2023ixf as a Type II Supernova in M101
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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...
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Views Count: 2017
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: 2020-06-25
Views Count: 1958
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: 2023-10-11
Views Count: 1867
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu...
Released: 2020-03-30
Views Count: 1763
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
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