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AstroNote 2021-17
Type: Object/s-Discovery/Classification
Released: 2021-01-15 14:43:44
ATLAS21bqr (AT2021aek): discovery of a candidate supernova in PGC 037789 (98 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021aek [ATLAS21bqr]
RA, DEC:11:59:48.021, -21:23:12.98
(179.950089, -21.386939)
Redshift:0.022
Type:SN II
See object 2021aek [ATLAS21bqr]
Here we report the ATLAS discovery of the transient ATLAS21bqr (AT2021aek) in galaxy PGC 037789 at magnitude c = 18.61 +/- 0.09. At a distance of 98 Mpc, the transient was discovered on MJD = 59227...
AstroNote 2021-13
Type: Object/s-Discovery/Classification
Released: 2021-01-12 11:12:11
Asiago spectroscopic classification of optical transients
L. Tomasella, S. Benetti, E. Cappellaro (INAF OAPd)
Source Group: Padova-Asiago
Keywords: Supernova, Spectroscopy, Optical
Related Objects:
2021xm [ZTF19aceviuo]
RA, DEC:04:04:25.556, +70:36:31.93
(61.106482, 70.608870)
Redshift:
Type:CV
See object 2021xm [ZTF19aceviuo]
,
2021tf [ZTF21aabpnlm]
RA, DEC:23:56:05.110, +53:43:46.60
(359.021292, 53.729611)
Redshift:1.54
Type:QSO
See object 2021tf [ZTF21aabpnlm]
We report the spectroscopic classification of the following transients: AT2021xm as a Galactic CV; AT2021tf as a quasar.
AstroNote 2020-266
Type: Object/s-Discovery/Classification
Released: 2020-12-24 17:13:02
REFITT classifications of optical transients using SOAR
K. E. Weil (Purdue University), B. M. Subrayan (Purdue University), D. Milisavljevic (Purdue University), M. Andrews ...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020ykm [ZTF20acngnrs]
RA, DEC:10:45:10.196, +04:56:59.36
(161.292484, 4.949823)
Redshift:0.069
Type:SN IIP
See object 2020ykm [ZTF20acngnrs]
,
2020aabj [ZTF20acphccy]
RA, DEC:06:57:49.261, +15:26:38.02
(104.455254, 15.443893)
Redshift:0.065
Type:SN Ia
See object 2020aabj [ZTF20acphccy]
,
2020aauc [ZTF20actekrw]
RA, DEC:03:47:18.140, -08:27:06.26
(56.825583, -8.451739)
Redshift:0.033
Type:SN Ic
See object 2020aauc [ZTF20actekrw]
,
2020aavm [ZTF20acrinvz]
RA, DEC:07:46:43.679, +18:06:48.81
(116.681996, 18.113558)
Redshift:0.045
Type:SN IIP
See object 2020aavm [ZTF20acrinvz]
,
2020abdw [ZTF20actpqgc]
RA, DEC:02:01:17.090, +24:04:14.66
(30.321208, 24.070739)
Redshift:0.033
Type:SN Ic
See object 2020abdw [ZTF20actpqgc]
,
2020abcg [ZTF20actveqm]
RA, DEC:08:52:30.290, +15:20:37.56
(133.126210, 15.343766)
Redshift:0.111
Type:SN Ia
See object 2020abcg [ZTF20actveqm]
,
2020abjl [ZTF20acumxrh]
RA, DEC:05:06:08.430, -11:14:05.67
(76.535125, -11.234909)
Redshift:0.07
Type:SN Ia
See object 2020abjl [ZTF20acumxrh]
,
2020abrg [ZTF20acvemao]
RA, DEC:09:00:17.396, -01:24:34.93
(135.072481, -1.409702)
Redshift:0.112
Type:SN Ia
See object 2020abrg [ZTF20acvemao]
,
2020acaj [ZTF20acvhuxc]
RA, DEC:04:22:14.614, -00:30:27.59
(65.560890, -0.507663)
Redshift:0.141
Type:SN Ia
See object 2020acaj [ZTF20acvhuxc]
,
2020acbx [ZTF20acwpbgv]
RA, DEC:08:46:21.190, -12:39:21.58
(131.588291, -12.655995)
Redshift:0.051
Type:SN Ia-91bg-like
See object 2020acbx [ZTF20acwpbgv]
,
2020acca [ZTF20acwijiy]
RA, DEC:04:31:48.984, -20:18:56.80
(67.954100, -20.315778)
Redshift:0.102
Type:SN Ia
See object 2020acca [ZTF20acwijiy]
Here we report the classification of 11 optical transients with 6 SN Ia: SN2020aabj, SN2020abcg, SN2020abjl, SN2020abrg, SN2020acaj, SN2020acca; 1 SN Ia-91bg: SN2020acbx; 2 SN Ic: SN2020aauc, SN202...
AstroNote 2020-257
Type: Object/s-Discovery/Classification
Released: 2020-12-15 18:04:42
ATLAS20bhzu (AT2020acpi): discovery of a candidate supernova in ESO216-G021 (74 Mpc)
T.-W. Chen (Stockholm), K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020acpi [ATLAS20bhzu]
RA, DEC:11:35:46.559, -49:02:12.43
(173.943996, -49.036788)
Redshift:0.017
Type:SN II
See object 2020acpi [ATLAS20bhzu]
Here we report the ATLAS discovery of the transient ATLAS20bhzu (AT2020acpi) in galaxy ESO216-G021 at magnitude c = 18.78 +/- 0.15. At a distance of 74.4 Mpc, the transient was discovered on MJD = ...
AstroNote 2020-255
Type: Object/s-Discovery/Classification
Released: 2020-12-14 18:01:01
Supernova Hunters Discovery of 24 Optical Transients with Pan-STARRS
M. Fulton, K. W. Smith (QUB), D. E. Wright (Minnesota), B. Simmons (Lancaster), C. Krawczyk (Portsmouth), M. Huber (I...
Source Group: Pan-STARRS1
Keywords: Supernova, Transient
Related Objects:
2020acly [PS20mca]
RA, DEC:06:41:39.290, +52:53:36.57
(100.413708, 52.893491)
Redshift:
Type:CV
See object 2020acly [PS20mca]
,
2020acmr [PS20mcb]
RA, DEC:04:32:18.970, -11:18:18.42
(68.079041, -11.305116)
Redshift:0.04
Type:SN II-pec
See object 2020acmr [PS20mcb]
,
2020aclx [PS20mbz]
RA, DEC:00:37:53.521, -21:28:18.95
(9.473003, -21.471930)
Redshift:0.06
Type:SN Ia-91bg-like
See object 2020aclx [PS20mbz]
,
2020acmv [PS20mcf]
RA, DEC:03:31:50.282, +15:12:37.88
(52.959507, 15.210521)
Redshift:
Type:
See object 2020acmv [PS20mcf]
,
2020acmx [PS20mci]
RA, DEC:09:27:49.815, +14:19:34.22
(141.957563, 14.326173)
Redshift:
Type:
See object 2020acmx [PS20mci]
,
2020aclt [PS20mbx]
RA, DEC:00:02:10.809, -19:49:46.21
(0.545036, -19.829504)
Redshift:
Type:
See object 2020aclt [PS20mbx]
,
2020acnc [PS20mcn]
RA, DEC:02:43:26.474, +19:38:57.75
(40.860307, 19.649376)
Redshift:
Type:
See object 2020acnc [PS20mcn]
,
2020acne [PS20mcp]
RA, DEC:02:48:16.319, +19:04:39.60
(42.067995, 19.077667)
Redshift:
Type:
See object 2020acne [PS20mcp]
,
2020acnd [PS20mco]
RA, DEC:07:56:26.146, +53:00:21.21
(119.108942, 53.005891)
Redshift:
Type:
See object 2020acnd [PS20mco]
,
2020acmz [PS20mck]
RA, DEC:06:26:36.475, +55:44:52.97
(96.651977, 55.748048)
Redshift:
Type:
See object 2020acmz [PS20mck]
,
2020acnb [PS20mcm]
RA, DEC:08:22:42.080, -05:54:26.08
(125.675332, -5.907246)
Redshift:
Type:
See object 2020acnb [PS20mcm]
,
2020acls [PS20mbw]
RA, DEC:05:24:15.442, -15:34:49.19
(81.064340, -15.580332)
Redshift:
Type:
See object 2020acls [PS20mbw]
,
2020acni [PS20mct]
RA, DEC:08:36:14.784, -13:30:26.63
(129.061602, -13.507398)
Redshift:
Type:
See object 2020acni [PS20mct]
,
2020acmy [PS20mcj]
RA, DEC:03:11:36.281, +07:50:46.64
(47.901171, 7.846290)
Redshift:
Type:
See object 2020acmy [PS20mcj]
,
2020acmw [PS20mch]
RA, DEC:09:45:34.790, +01:04:51.84
(146.394957, 1.081068)
Redshift:
Type:
See object 2020acmw [PS20mch]
,
2020aclp [PS20mbs]
RA, DEC:03:45:47.875, -13:20:10.94
(56.449479, -13.336372)
Redshift:
Type:
See object 2020aclp [PS20mbs]
,
2020acms [PS20mcc]
RA, DEC:09:04:26.148, +13:18:26.97
(136.108952, 13.307492)
Redshift:
Type:
See object 2020acms [PS20mcc]
,
2020aclq [PS20mbt]
RA, DEC:05:08:04.022, -05:25:49.28
(77.016758, -5.430357)
Redshift:
Type:
See object 2020aclq [PS20mbt]
,
2020acmt [PS20mcd]
RA, DEC:09:43:13.169, +09:47:26.88
(145.804870, 9.790801)
Redshift:
Type:
See object 2020acmt [PS20mcd]
,
2020aclr [PS20mbu]
RA, DEC:03:20:46.636, +22:34:51.39
(50.194315, 22.580942)
Redshift:
Type:
See object 2020aclr [PS20mbu]
,
2020acmu [PS20mce]
RA, DEC:09:15:32.552, +12:32:06.34
(138.885632, 12.535093)
Redshift:
Type:
See object 2020acmu [PS20mce]
,
2020aclu [PS20mby]
RA, DEC:03:40:15.965, -12:01:32.59
(55.066521, -12.025720)
Redshift:
Type:
See object 2020aclu [PS20mby]
,
2020acna [PS20mcl]
RA, DEC:05:30:58.713, -14:46:23.85
(82.744639, -14.773292)
Redshift:
Type:
See object 2020acna [PS20mcl]
,
2020acnh [PS20mcs]
RA, DEC:04:58:44.140, -13:15:34.08
(74.683917, -13.259467)
Redshift:
Type:
See object 2020acnh [PS20mcs]
Related Notes:
2019-48
AstroNote 2019-482019-07-20 17:31:04
Title: Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
Authors: S. J. Smartt, (Queen's University Belfast), K. C. Ch...
Source Group: Pan-STARRS1
Here we report the discovery of 24 transient objects as part of the Pan-STARRS Survey for Transients (PSST) found by citizen scientists involved in the Supernova Hunters Zooniverse Project. This t...
AstroNote 2020-254
Type: Object/s-Discovery/Classification
Released: 2020-12-14 16:23:00
ATLAS20bhnw (AT2020acma): discovery of a candidate supernova in ESO 437- G 019 (67 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020acma [ATLAS20bhnw]
RA, DEC:10:37:57.860, -28:54:30.78
(159.491083, -28.908550)
Redshift:0.014
Type:SN Ia
See object 2020acma [ATLAS20bhnw]
Here we report the ATLAS discovery of the transient ATLAS20bhnw (AT2020acma) in galaxy ESO 437- G 019 (67 Mpc) at magnitude c = 17.87 +/- 0.07. At a distance of 67 Mpc, the transient was discovered...
AstroNote 2020-249
Type: Object/s-Discovery/Classification
Released: 2020-12-10 15:59:03
ATLAS20bhfe (AT2020acat): discovery of a supernova in PGC 037027 (38 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020acat [ATLAS20bhfe]
RA, DEC:11:50:41.225, -10:13:38.92
(177.671771, -10.227478)
Redshift:0.0079
Type:SN IIb
See object 2020acat [ATLAS20bhfe]
Related Notes:
2020-248
AstroNote 2020-2482020-12-10 08:43:34
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: P. Pessi (ESO), J. Anderson (ESO), L. Galbany (Granada), ...
Source Group: ePESSTO+
Here we report the ATLAS discovery of the young supernova ATLAS20bhfe (AT2020acat) in galaxy PGC 037027 at magnitude o = 18.48 +/- 0.14. At a distance of 38 Mpc, the transient was discovered on MJD...
AstroNote 2020-246
Type: Object/s-Discovery/Classification
Released: 2020-12-09 01:10:12
ATLAS20bhby (AT2020abyx): discovery of a candidate SN in ESO 509- G 045 (48 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020abyx [ATLAS20bhby]
RA, DEC:13:32:07.160, -22:57:17.50
(203.029833, -22.954861)
Redshift:0.0169
Type:SN Ia
See object 2020abyx [ATLAS20bhby]
Here we report the ATLAS discovery of the transient ATLAS20bhby (AT2020abyx) in galaxy ESO 509- G 045 at magnitude m_o = 16.76 +/- 0.03. At a distance of 48 Mpc (redshift independent, from NED), t...
AstroNote 2020-243
Type: Object/s-Discovery/Classification
Released: 2020-12-04 14:34:42
REFITT Discovery and Classification of SN2020abog (ZTF20acpgjac) using SOAR
K. E. Weil (Purdue University), D. Milisavljevic (Purdue University), M. Andrews (Purdue University), J. Banovetz (Pu...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020abog [ZTF20acpgjac]
RA, DEC:07:52:28.214, -19:25:12.79
(118.117556, -19.420220)
Redshift:0.063
Type:SN Ia
See object 2020abog [ZTF20acpgjac]
Here we report the discovery and classification of SN2020abog (ZTF20acpgjac) as a SN Ia.
AstroNote 2020-242
Type: Object/s-Discovery/Classification
Released: 2020-12-04 14:29:47
REFITT classifications of optical transients using SOAR
K. E. Weil (Purdue University), D. Milisavljevic (Purdue University), M. Andrews (Purdue University), J. Banovetz (Pu...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020tfb [ZTF20acjqksf]
RA, DEC:06:08:52.139, -26:24:45.98
(92.217245, -26.412771)
Redshift:0.048
Type:SN IIP
See object 2020tfb [ZTF20acjqksf]
,
2020vfv [ZTF20accmtgu]
RA, DEC:08:34:17.862, -02:24:04.95
(128.574427, -2.401374)
Redshift:0.057
Type:SN IIP
See object 2020vfv [ZTF20accmtgu]
,
2020aajf [ZTF20acrerzb]
RA, DEC:03:22:26.983, -03:49:07.15
(50.612431, -3.818653)
Redshift:0.063
Type:SN Ia
See object 2020aajf [ZTF20acrerzb]
Here we report the classification of 3 optical transients with 1 SN Ia: SN2020aajf and 2 SN IIP: SN2020tfb and SN2020vfv.
AstroNote 2020-241
Type: Object/s-Discovery/Classification
Released: 2020-12-03 21:38:38
ATLAS20bgkn (AT2020able): discovery of a candidate supernova in WISEA J092602.94+243114.9 (108 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020able [ATLAS20bgkn]
RA, DEC:09:26:02.262, +24:31:18.07
(141.509425, 24.521685)
Redshift:0.024755
Type:SN Ic
See object 2020able [ATLAS20bgkn]
Here we report the ATLAS discovery of the transient ATLAS20bgkn (AT2020able) in galaxy WISEA J092602.94+243114.9 at magnitude o = 18.95 +/- 0.18. At a distance of 108 Mpc, the transient was discove...
AstroNote 2020-240
Type: Object/s-Discovery/Classification
Released: 2020-12-02 17:17:51
ATLAS20bgkm (AT2020abjq): discovery of a candidate supernova in UGC 678 (72 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020abjq [ATLAS20bgkm]
RA, DEC:01:06:14.630, +03:34:26.08
(16.560958, 3.573911)
Redshift:0.018433
Type:SN II
See object 2020abjq [ATLAS20bgkm]
Here we report the ATLAS discovery of the transient ATLAS20bgkm (AT2020abjq) in galaxy UGC 678 at magnitude o = 17.42 +/- 0.06. At a distance of 72 Mpc, the transient was discovered on MJD = 59185....
AstroNote 2020-239
Type: Object/s-Discovery/Classification
Released: 2020-11-29 20:31:29
ATLAS20bgez (AT2020abcq): discovery of a candidate SN in ESO 563- G 017 (58 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020abcq [ATLAS20bgez]
RA, DEC:08:44:31.500, -20:20:47.36
(131.131250, -20.346489)
Redshift:0.0115
Type:SN II
See object 2020abcq [ATLAS20bgez]
Here we report the ATLAS discovery of the transient ATLAS20bgez (AT2020abcq) in galaxy ESO 563- G 017 at magnitude m_o = 18.80 +/- 0.18. At a distance of 58 Mpc, the transient was discovered on MJ...
AstroNote 2020-238
Type: Object/s-Discovery/Classification
Released: 2020-11-29 20:29:43
ATLAS20bgey (AT2020abcp): discovery of a candidate SN in CGCG 044-044 NED02 (104 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020abcp [ATLAS20bgey]
RA, DEC:13:15:54.860, +08:01:39.36
(198.978583, 8.027600)
Redshift:
Type:SN Ia
See object 2020abcp [ATLAS20bgey]
Here we report the ATLAS discovery of the transient ATLAS20bgey (AT2020abcp) in galaxy CGCG 044-044 NED02 at magnitude m_o = 17.14 +/- 0.13. At a distance of 104 Mpc, the transient was discovered ...
AstroNote 2020-237
Type: Object/s-Discovery/Classification
Released: 2020-11-25 19:22:21
Las Campanas spectroscopic classification of young optical transients
Carlos Contreras (LCO), Emilio D. Hueichapan (U. de Chile), Regis Cartier (CTIO/NOIRLab), Hugo Rivera (LCO), Carla Fu...
Keywords: Supernova, Optical
Related Objects:
2020aary [ASASSN-20op]
RA, DEC:03:21:29.860, -61:46:11.96
(50.374417, -61.769989)
Redshift:
Type:
See object 2020aary [ASASSN-20op]
,
2020aatc [ZTF20actddoh]
RA, DEC:02:48:16.430, -10:15:07.52
(42.068458, -10.252089)
Redshift:0.01525
Type:SN Ia
See object 2020aatc [ZTF20actddoh]
,
2020aatb [ZTF20acrzwvx]
RA, DEC:05:24:46.412, -15:56:31.43
(81.193383, -15.942065)
Redshift:0.009954
Type:SN II
See object 2020aatb [ZTF20acrzwvx]
,
2020aaul [ZTF20actjbaf]
RA, DEC:08:01:41.403, -10:24:21.15
(120.422511, -10.405876)
Redshift:0.08
Type:SN Ia
See object 2020aaul [ZTF20actjbaf]
,
2020aauk [ZTF20actiymd]
RA, DEC:08:17:50.950, -05:43:09.70
(124.462292, -5.719361)
Redshift:0.03943
Type:SN Ia
See object 2020aauk [ZTF20actiymd]
We report the spectroscopic classification of SN 2020aary, SN 2020aatc, SN 2020aaul and SN 2020aauk as young SNe Ia and of SN 2020aatb as a young SN II.
AstroNote 2020-232
Type: Object/s-Discovery/Classification
Released: 2020-11-16 21:42:23
REFITT classifications of optical transients using SOAR
K. E. Weil (Purdue University), D. Milisavljevic (Purdue University), M. Andrews (Purdue University), J. Banovetz (Pu...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020ryo [ZTF20abzhvnj]
RA, DEC:22:48:50.297, -17:16:32.46
(342.209569, -17.275683)
Redshift:0.207
Type:SN IIn
See object 2020ryo [ZTF20abzhvnj]
,
2020tqq [ZTF20abzcefc]
RA, DEC:01:42:41.010, +14:20:02.09
(25.670876, 14.333914)
Redshift:0.056
Type:SN II
See object 2020tqq [ZTF20abzcefc]
,
2020vou [ZTF20achjwqt]
RA, DEC:23:37:43.801, +21:51:14.67
(354.432506, 21.854074)
Redshift:0.119
Type:SN IIn
See object 2020vou [ZTF20achjwqt]
,
2020wuw [ZTF20acijssu]
RA, DEC:01:23:15.554, -10:05:55.75
(20.814808, -10.098819)
Redshift:0.104
Type:SN Ia
See object 2020wuw [ZTF20acijssu]
,
2020ycx [ZTF20acllntr]
RA, DEC:03:43:33.822, -11:19:33.58
(55.890925, -11.325995)
Redshift:0.119
Type:SN Ia
See object 2020ycx [ZTF20acllntr]
,
2020yfo [ZTF20aclkyjg]
RA, DEC:03:03:30.630, -22:57:13.39
(45.877623, -22.953719)
Redshift:0.126
Type:SN Ia
See object 2020yfo [ZTF20aclkyjg]
,
2020ypm [ZTF20ackpjmb]
RA, DEC:01:57:38.790, -05:57:34.50
(29.411626, -5.959585)
Redshift:0.135
Type:SN Ia
See object 2020ypm [ZTF20ackpjmb]
,
2020ywz [ZTF20acmbhgy]
RA, DEC:04:41:33.492, -22:48:31.31
(70.389549, -22.808698)
Redshift:0.114
Type:SN Ia
See object 2020ywz [ZTF20acmbhgy]
Here we report the classification of 8 optical transients with 5 SN Ia: SN2020wuw, SN2020ycx, SN2020yfo, SN2020ypm, SN2020ywz; 1 SN II: SN2020tqq and 2 SN IIn: SN2020ryo, SN2020vou.
AstroNote 2020-228
Type: Object/s-Discovery/Classification
Released: 2020-11-15 12:57:40
Pan-STARRS Search for Kilonovae: discovery of a faint transient offset from 2MASXJ00085765-0836093 (75 Mpc)
S. J. Smartt, M. Fulton, K. W. Smith (QUB), K. C. Chambers, M. Huber (IfA, Hawaii), O. R. McBrien, S. Srivastav, D. R...
Source Group: Pan-STARRS1
Keywords: Supernova, Transient
Related Objects:
2020zck [PS20kxg]
RA, DEC:00:09:01.327, -08:35:54.70
(2.255527, -8.598527)
Redshift:
Type:
See object 2020zck [PS20kxg]
Related Notes:
2019-48
AstroNote 2019-482019-07-20 17:31:04
Title: Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
Authors: S. J. Smartt, (Queen's University Belfast), K. C. Ch...
Source Group: Pan-STARRS1
We are carrying out the "Pan-STARRS Search for Kilonovae" in galaxies which are closer than 200 Mpc in the ongoing Pan-STARRS Near Earth Object surveys (see Smartt et al. AstroNote 2019-48 for deta...
AstroNote 2020-227
Type: Object/s-Discovery/Classification
Released: 2020-11-10 17:07:27
REFITT Discovery and Classification of SN 2020zct (ZTF20acezhcf) using SOAR
K. E. Weil (Purdue University), D. Milisavljevic (Purdue University), M. Andrews (Purdue University), J. Banovetz (P...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020zct [ZTF20acezhcf]
RA, DEC:06:32:50.530, -12:23:00.56
(98.210542, -12.383488)
Redshift:0.14
Type:SN Iax[02cx-like]
See object 2020zct [ZTF20acezhcf]
Here we report the discovery and classification of SN2020zct (ZTF20acezhcf) as a SN Iax[02cx-like].
AstroNote 2020-225
Type: Object/s-Discovery/Classification
Released: 2020-11-10 17:02:00
REFITT classifications of optical transients using SOAR
K. E. Weil (Purdue University), D. Milisavljevic (Purdue University), M. Andrews (Purdue University), J. Banovetz (Pu...
Source Group: REFITT
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2020tet [ZTF20abvyqia]
RA, DEC:02:32:28.619, -20:38:15.39
(38.119246, -20.637609)
Redshift:0.086
Type:SN IIP
See object 2020tet [ZTF20abvyqia]
,
2020tjo [ZTF20acaczen]
RA, DEC:23:42:19.759, -14:42:10.52
(355.582327, -14.702923)
Redshift:0.087
Type:SN Ia
See object 2020tjo [ZTF20acaczen]
,
2020tyk [ZTF20acbekkx]
RA, DEC:01:37:58.386, +20:00:03.04
(24.493276, 20.000843)
Redshift:0.087
Type:SN IIn
See object 2020tyk [ZTF20acbekkx]
,
2020vem [ZTF20achtubm]
RA, DEC:01:50:12.241, -10:57:11.84
(27.551004, -10.953289)
Redshift:0.136
Type:SN Ia
See object 2020vem [ZTF20achtubm]
,
2020xgd [ZTF20aceqspy]
RA, DEC:00:19:45.830, +05:08:18.60
(4.940958, 5.138501)
Redshift:0.454
Type:SLSN-I
See object 2020xgd [ZTF20aceqspy]
Here we report the classification of 5 optical transients with 2 SN Ia: SN 2020tjo, SN 2020vem; 1 SN IIP: SN 2020tet; 1 SN IIn: SN 2020tyk; and 1 SLSN: SN 2020xgd.
AstroNote 2020-221
Type: Object/s-Data/Analysis
Released: 2020-11-06 20:43:28
NuSTAR constraints on the hard X-ray emission from FBOT AT2020xnd
Daniel Brethauer (Northwestern), Raffaella Margutti (Northwestern), David Matthews (Northwestern), Joe Bright (Northw...
Keywords: Supernova, X-rays, Transient, Time-domain
Related Objects:
2020xnd
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
See object 2020xnd
,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0
Type:SN Ic-BL
See object 2018cow
Related Notes:
2020-218
AstroNote 2020-2182020-11-05 23:00:03
Title: Chandra detection of X-ray emission at the location of FBOT AT2020xnd
Authors: David Matthews (Northwestern), Raffaella Margutti (Northw...
AstroNote 2020-218
Type: Object/s-Data/Analysis
Released: 2020-11-05 23:00:03
Chandra detection of X-ray emission at the location of FBOT AT2020xnd
David Matthews (Northwestern), Raffaella Margutti (Northwestern), Daniel Brethauer (Northwestern), Joe Bright (Northw...
Keywords: Supernova, X-rays, Transient, Time-domain
Related Objects:
2020xnd [ZTF20acigmel]
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
See object 2020xnd [ZTF20acigmel]
,
2018cow [ZTF18abcfcoo]
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0
Type:SN Ic-BL
See object 2018cow [ZTF18abcfcoo]
,
CSS161010
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
CSS161010
Related Notes:
2020-199
AstroNote 2020-1992020-10-21 18:38:14
Title: Observations of ZTF20acigmel / AT2020xnd, a distant fast optical transient similar to AT2018cow
Authors: Daniel A. Perley (LJMU), Anna Ho (UC Berkeley), Christoff...
Source Group: ZTF
,
2020-204
AstroNote 2020-2042020-10-23 23:09:34
Title: VLA X-band Detection of AT2020xnd
Authors: A. Y. Q. Ho (UC Berkeley), D. A. Perley (LJMU), and Y. Ya...
We report the detection of significant X-ray emission from the fast blue optical transient AT2020xnd at z=0.2442.
AstroNote 2020-215
Type: Object/s-Discovery/Classification
Released: 2020-11-05 15:36:38
ATLAS20bewg (AT2020ywx): discovery of a candidate supernova in WISEA J115326.45+105347.2 (96 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020ywx [ATLAS20bewg]
RA, DEC:11:53:26.217, +10:53:47.43
(178.359236, 10.896510)
Redshift:0.0217
Type:SN IIn
See object 2020ywx [ATLAS20bewg]
Here we report the ATLAS discovery of the transient ATLAS20bewg (AT2020ywx) in galaxy WISEA J115326.45+105347.2 at magnitude o = 16.53 +/- 0.06. At a distance of 96 Mpc, the transient was discovere...
AstroNote 2020-213
Type: Object/s-Discovery/Classification
Released: 2020-10-29 23:24:14
Pan-STARRS Search for Kilonovae: discovery of an intrinsically faint transient (AT2020yid) in UGC 05552 (110 Mpc)
K. W. Smith, S. J. Smartt (QUB), K. C. Chambers, M. Huber (IfA, Hawaii), O. R. McBrien, S. Srivastav, D. R. Young, J....
Source Group: Pan-STARRS1
Keywords: Supernova, Transient
Related Objects:
2020yid [PS20kkk]
RA, DEC:10:17:26.227, +17:05:42.29
(154.359277, 17.095079)
Redshift:
Type:
See object 2020yid [PS20kkk]
Related Notes:
2019-48
AstroNote 2019-482019-07-20 17:31:04
Title: Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
Authors: S. J. Smartt, (Queen's University Belfast), K. C. Ch...
Source Group: Pan-STARRS1
We are carrying out the "Pan-STARRS Search for Kilonovae" which is a focused search for intrinsically faint transients, or rapidly evolving transients in galaxies which are closer than 200 Mpc in t...
AstroNote 2020-208
Type: Object/s-Discovery/Classification
Released: 2020-10-26 10:06:38
ATLAS19bepo (AT2019yxk): discovery of a very long lived transient at z = 0.0949
T.-W. Chen (Stockholm), K. W. Smith, S. J. Smartt, S. Srivastav, O. McBrien, J. Gillanders, M. Fulton, D. R. Young, ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2019yxk [ATLAS19bepo]
RA, DEC:04:13:46.314, -22:26:06.65
(63.442974, -22.435180)
Redshift:0.094
Type:SN IIn
See object 2019yxk [ATLAS19bepo]
We report the ATLAS discovery of a very long lived supernova-like transient ATLAS19bepo (AT2019yxk) offset by 5 arcseconds from the galaxy WISEA J041345.99-222607.4. We originally discovered ATLAS...
AstroNote 2020-201
Type: Object/s-Discovery/Classification
Released: 2020-10-22 10:23:53
ATLAS20befn (AT2020xua): discovery of a candidate supernova in UGC 12218 (95 Mpc)
T.-W. Chen (Stockholm), K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020xua [ATLAS20befn]
RA, DEC:22:51:22.180, +32:21:04.72
(342.842417, 32.351311)
Redshift:0.022
Type:SN II
See object 2020xua [ATLAS20befn]
Here we report the ATLAS discovery of the transient ATLAS20befn (AT2020xua) in galaxy UGC 12218 at magnitude c = 18.08 +/- 0.05. At a distance of 95 Mpc, the transient was discovered on MJD = 59143...
AstroNote 2020-197
Type: Object/s-Discovery/Classification
Released: 2020-10-18 23:22:17
ATLAS20bdor (AT2020xkg): discovery of a candidate SN in ESO 564- G 031 (68 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020xkg [ATLAS20bdor]
RA, DEC:09:14:38.957, -19:33:18.57
(138.662320, -19.555158)
Redshift:0.017
Type:SN II
See object 2020xkg [ATLAS20bdor]
Here we report the ATLAS discovery of the transient ATLAS20bdor (AT2020xkg) in galaxy ESO 564- G 031 at magnitude m_o = 18.24 +/- 0.19. At a distance of 68 Mpc, the transient was discovered on MJD...
AstroNote 2020-196
Type: Object/s-Discovery/Classification
Released: 2020-10-18 21:55:18
ATLAS20bdoq (AT2020xhs): discovery of a candidate SN in UGC 01532 (99 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, M. Fulton, D. R. Young, L. Shingles, M. McCollum ...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020xhs [ATLAS20bdoq]
RA, DEC:02:02:58.280, +45:01:13.01
(30.742833, 45.020281)
Redshift:0.024377
Type:SN II
See object 2020xhs [ATLAS20bdoq]
Here we report the ATLAS discovery of the transient ATLAS20bdoq (AT2020xhs) in galaxy UGC 01532 at magnitude m_c = 19.11 +/- 0.17. At a distance of 99 Mpc, the transient was discovered on MJD = 59...
AstroNote 2020-194
Type: Object/s-Discovery/Classification
Released: 2020-10-16 00:33:41
Apache Point Observatory classifies six Type Ia supernovae
M. L. Graham, Rebecca A. Phillipson, Christopher A. Phillips, Thomas D. Kennedy, Cayenne E. Matt, B. Sipocz, E. C. Be...
Keywords: Supernova
Related Objects:
2020tns [ZTF20abzfoyg]
RA, DEC:17:32:37.415, +05:49:45.17
(263.155894, 5.829214)
Redshift:0.075
Type:SN Ia
See object 2020tns [ZTF20abzfoyg]
,
2020soy [ZTF20abyleyk]
RA, DEC:18:16:15.011, +14:17:08.02
(274.062545, 14.285560)
Redshift:0.0459
Type:SN Ia
See object 2020soy [ZTF20abyleyk]
,
2020uog [ZTF20accodxy]
RA, DEC:21:17:02.726, -09:02:33.45
(319.261358, -9.042626)
Redshift:0.075
Type:SN Ia
See object 2020uog [ZTF20accodxy]
,
2020uca [ZTF20acdnmpv]
RA, DEC:19:43:28.840, +65:11:33.55
(295.870167, 65.192653)
Redshift:0.065
Type:SN Ia
See object 2020uca [ZTF20acdnmpv]
,
2020ttg [ZTF20acajvrj]
RA, DEC:00:05:05.219, +12:46:05.02
(1.271744, 12.768062)
Redshift:0.0705
Type:SN Ia
See object 2020ttg [ZTF20acajvrj]
,
2020uwo [ZTF20acgpngg]
RA, DEC:23:45:10.600, -25:49:20.53
(356.294167, -25.822369)
Redshift:0.053067
Type:SN Ia
See object 2020uwo [ZTF20acgpngg]
We announce the classifications of six SNIa: 2020tns, 2020soy, 2020uog, 2020uca, 2020ttg, and 2020uwo.
AstroNote 2020-193
Type: Object/s-Discovery/Classification
Released: 2020-10-14 17:47:13
ZTF Bright Transient Survey classification of SN 2020ttu
A. A. Miller (Northwestern), X. Hall (Caltech), on behalf of the Zwicky Transient Facility collaboration
Source Group: ZTF
Keywords: Supernova
Related Objects:
2020ttu [ZTF20acaiztt]
RA, DEC:02:47:12.111, +41:24:35.67
(41.800460, 41.409909)
Redshift:0.05
Type:SN II
See object 2020ttu [ZTF20acaiztt]
We report the spectral classification of SN 2020ttu as a Type II supernova with the Low Resolution Imaging Spectrometer (range 320-1020nm, spectral resolution R~1100) mounted on the 10m Keck-I tele...
AstroNote 2020-192
Type: Object/s-Discovery/Classification
Released: 2020-10-14 16:20:05
ZTF Detection and Classification of Nearby Superluminous Supernova SN2020tcw
Daniel Perley (LJMU), Jesper Sollerman (Stockholm), Christoffer Fremling (Caltech), Richard Walters (Caltech), Aishwa...
Source Group: ZTF
Keywords: Supernova, Optical, Spectroscopy
Related Objects:
2020tcw [ATLAS20zst]
RA, DEC:15:28:17.080, +39:56:50.53
(232.071167, 39.947369)
Redshift:0.0645
Type:SLSN-I
See object 2020tcw [ATLAS20zst]
We report the classification of a very bright (r=16.3 mag) and nearby (z=0.0645) hydrogen-poor luminous/superluminous supernova in a starburst host galaxy.
AstroNote 2020-190
Type: Object/s-Discovery/Classification
Released: 2020-10-09 21:47:46
Spectroscopic classification of optical transient with SOAR
R. Cartier (CTIO), C. Corco (CTIO) and C. Briceno (CTIO)
Keywords: Supernova, Transient, Spectroscopy, Optical
Related Objects:
2020ocz [Gaia20ddq]
RA, DEC:05:10:44.200, -31:35:37.61
(77.684167, -31.593781)
Redshift:0.0032
Type:SN II
See object 2020ocz [Gaia20ddq]
,
2020ufe [ATLAS20bbxl]
RA, DEC:05:24:04.525, -23:01:27.13
(81.018853, -23.024203)
Redshift:0.075
Type:SN Ia
See object 2020ufe [ATLAS20bbxl]
,
2020uyg [ATLAS20bcme]
RA, DEC:06:15:19.120, -29:19:09.34
(93.829667, -29.319261)
Redshift:0.045
Type:SN Ia
See object 2020uyg [ATLAS20bcme]
,
2020uvi [ZTF20acgrwej]
RA, DEC:08:30:17.850, -02:00:51.14
(127.574375, -2.014205)
Redshift:0.09
Type:SN Ia
See object 2020uvi [ZTF20acgrwej]
,
2020ukx [ASASSN-20mr]
RA, DEC:09:12:20.560, -24:10:19.45
(138.085667, -24.172069)
Redshift:0.0023
Type:SN Ia
See object 2020ukx [ASASSN-20mr]
We report the spectroscopic classification of 5 supernovae, of which SN 2020ocz and SN 2020ukx are a Type II and a Type Ia, respectively, in the local Universe (9.5 to 17 Mpc). Although these super...
AstroNote 2020-189
Type: Object/s-Discovery/Classification
Released: 2020-10-09 15:24:08
ATLAS20bcmt (AT2020uzq): discovery of a candidate nuclear transient in MCG -02-60-001 (43 Mpc)
L. J. Shingles, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Ne...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020uzq [ATLAS20bcmt]
RA, DEC:23:34:00.190, -11:46:59.06
(353.500792, -11.783071)
Redshift:0.0117
Type:SN II
See object 2020uzq [ATLAS20bcmt]
Here we report the ATLAS discovery of the transient ATLAS20bcmt (AT2020uzq) in the core of galaxy MCG -02-60-001 at magnitude m_o = 17.6 +/- 0.1. At a distance of 43 Mpc, the transient was discove...
AstroNote 2020-187
Type: Object/s-Discovery/Classification
Released: 2020-09-29 22:00:24
ATLAS20bcev (AT2020uli): discovery of a candidate SN in ESO 283- G 004 (67 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020uli [ATLAS20bcev]
RA, DEC:19:32:51.790, -45:13:20.17
(293.215792, -45.222269)
Redshift:0.019
Type:SN Ia
See object 2020uli [ATLAS20bcev]
Here we report the ATLAS discovery of the transient ATLAS20bcev (AT2020uli) in galaxy ESO 283- G 004 at magnitude m_o = 17.55 +/- 0.09. At a distance of 67 Mpc, the transient was discovered on MJD...
AstroNote 2020-186
Type: Object/s-Discovery/Classification
Released: 2020-09-26 20:44:13
ZTF Bright Transient Survey classifications with APO (2020suj, taz, shr, and skb)
M. L. Graham, T. D. Kennedy, B. Sipocz, E. C. Bellm, Z. Golkhou, K. J. Bell, (UW), C. Fremling, A. Dahiwale, Y. Sharm...
Keywords: Supernova
Related Objects:
2020suj [ZTF20abzayoe]
RA, DEC:23:00:30.401, -21:54:46.90
(345.126670, -21.913028)
Redshift:0.079
Type:SN Ia
See object 2020suj [ZTF20abzayoe]
,
2020taz [ZTF20abyznqs]
RA, DEC:22:26:06.270, +10:33:29.65
(336.526125, 10.558237)
Redshift:0.05
Type:SN Ibn
See object 2020taz [ZTF20abyznqs]
,
2020shr [ZTF20abxyaqc]
RA, DEC:01:19:37.031, -23:51:45.84
(19.904297, -23.862732)
Redshift:0.0555
Type:SN Ia
See object 2020shr [ZTF20abxyaqc]
,
2020skb [ZTF20abxxzxy]
RA, DEC:05:00:22.995, +06:50:07.11
(75.095813, 6.835309)
Redshift:0.066
Type:SN Ia
See object 2020skb [ZTF20abxxzxy]
We announce classifications of supernovae 2020suj (Ia), 2020taz (Ibn), 2020shr (Ia), and 2020skb (Ia) with optical spectroscopy from Apache Point Observatory.
AstroNote 2020-183
Type: Object/s-Discovery/Classification
Released: 2020-09-24 14:32:28
ATLAS20bbps (AT2020uas): discovery of a candidate supernova in UGC 12288 (75 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020uas [ATLAS20bbps]
RA, DEC:22:59:38.670, +20:08:35.66
(344.911125, 20.143239)
Redshift:0.024
Type:SN Ib/c
See object 2020uas [ATLAS20bbps]
Here we report the ATLAS discovery of the transient ATLAS20bbps (AT2020uas) in galaxy UGC 12288 at magnitude c = 19.48 +/- 0.18. At a distance of 75 Mpc, the transient was discovered on MJD = 59115...
AstroNote 2020-182
Type: Object/s-Discovery/Classification
Released: 2020-09-22 14:38:25
Spectroscopic classification of AT2020tkx as a nearby broad-line Ic event
S. Srivastav, S. J. Smartt, K. W. Smith, O. McBrien, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020tkx [Gaia20ehu]
RA, DEC:18:40:09.000, +34:06:59.54
(280.037500, 34.116539)
Redshift:
Type:SN Ic-BL
See object 2020tkx [Gaia20ehu]
We draw attention to the transient AT2020tkx (Gaia20ehu), a potentially unusual broad-line Ic supernova in a very faint host galaxy. Our two spectra match SN2006aj, at a pre-maximum phase, with a...
AstroNote 2020-180
Type: Object/s-Discovery/Classification
Released: 2020-09-22 10:01:27
ATLAS20bbhp (AT2020toc): discovery of a candidate supernova in UGC 4433 (91 Mpc)
S. Srivastav, K. W. Smith, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020toc [ATLAS20bbhp]
RA, DEC:08:28:30.140, +17:28:08.57
(127.125585, 17.469047)
Redshift:0.02106
Type:SN II
See object 2020toc [ATLAS20bbhp]
Here we report the ATLAS discovery of the transient ATLAS20bbhp (AT2020toc) in galaxy UGC 4433 at magnitude o = 18.33 +/- 0.13. At a distance of 91 Mpc, the transient was discovered on MJD = 59109....
AstroNote 2020-179
Type: Object/s-Discovery/Classification
Released: 2020-09-17 09:20:37
ATLAS20bbft (AT2020tlf): discovery of a candidate supernova in NGC 5731 (37 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020tlf [ATLAS20bbft]
RA, DEC:14:40:10.020, +42:46:39.43
(220.041750, 42.777619)
Redshift:0.008463
Type:SN IIn
See object 2020tlf [ATLAS20bbft]
Here we report the ATLAS discovery of the transient ATLAS20bbft (AT2020tlf) in galaxy NGC 5731 at magnitude m_c = 15.76 +/- 0.03. At a distance of 37 Mpc, the transient was discovered on MJD = 5910...
AstroNote 2020-178
Type: Object/s-Discovery/Classification
Released: 2020-09-16 18:10:09
ZTF Bright Transient Survey classifications with Apache Point Observatory
M. L. Graham, B. Sipocz, E. C. Bellm, Z. Golkhou, K. J. Bell, (UW), C. Fremling, A. Dahiwale, Y. Sharma, S. R. Kulkar...
Keywords: Supernova
Related Objects:
2020skp [ZTF20abygigy]
RA, DEC:01:22:46.694, +10:01:52.86
(20.694558, 10.031350)
Redshift:0.0595
Type:SN Ia
See object 2020skp [ZTF20abygigy]
,
2020sko [ZTF20abxzrqw]
RA, DEC:01:35:05.868, +12:47:59.72
(23.774451, 12.799923)
Redshift:0.0467
Type:SN Ia
See object 2020sko [ZTF20abxzrqw]
,
2020seo [ZTF20abxezim]
RA, DEC:01:24:34.856, -00:25:21.20
(21.145233, -0.422556)
Redshift:0.0757538
Type:SN Ia
See object 2020seo [ZTF20abxezim]
,
2020sfs [ZTF20abxfiev]
RA, DEC:02:41:25.247, +13:20:22.34
(40.355196, 13.339539)
Redshift:0.08
Type:SN Ia
See object 2020sfs [ZTF20abxfiev]
,
2020tkl [ZTF20abxkwbi]
RA, DEC:08:05:33.432, +56:33:47.01
(121.389300, 56.563057)
Redshift:0.03
Type:SN II
See object 2020tkl [ZTF20abxkwbi]
Classification report for ZTF discoveries: SNe Ia: 2020skp, 2020sko, 2020seo, 2020sfs, and SN II: 2020tkl.
AstroNote 2020-177
Type: Object/s-Discovery/Classification
Released: 2020-09-16 11:16:03
ATLAS20bben (AT2020tiz): discovery of a candidate supernova in ESO 365- G 028 (85 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020tiz [ATLAS20bben]
RA, DEC:06:33:33.990, -34:16:03.89
(98.391623, -34.267747)
Redshift:
Type:
See object 2020tiz [ATLAS20bben]
Here we report the ATLAS discovery of the transient ATLAS20bben (AT2020tiz) in galaxy ESO 365- G 028 at magnitude m_o = 19.26 +/- 0.17. At a distance of 85 Mpc, the transient was discovered on MJD ...
AstroNote 2020-175
Type: Object/s-Discovery/Classification
Released: 2020-09-13 21:00:22
ATLAS discoveries of four young transients within 100 Mpc
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020szq [ATLAS20znd]
RA, DEC:04:07:24.057, +30:17:19.47
(61.850240, 30.288742)
Redshift:0.018553
Type:SN Ia
See object 2020szq [ATLAS20znd]
,
2020szr [ATLAS20zne]
RA, DEC:23:09:33.100, +15:39:33.37
(347.387917, 15.659269)
Redshift:0.02581
Type:SN Ia
See object 2020szr [ATLAS20zne]
,
2020szs [ATLAS20znf]
RA, DEC:21:34:09.000, +08:46:46.09
(323.537500, 8.779469)
Redshift:0.022125
Type:SN II
See object 2020szs [ATLAS20znf]
,
2020szt [ATLAS20znh]
RA, DEC:01:28:54.688, -32:00:51.61
(22.227868, -32.014336)
Redshift:
Type:
See object 2020szt [ATLAS20znh]
Here we report the discoveries of four young transients: ATLAS20znd (AT2020szq) in galaxy LEDA 1897886. At a distance of 76 Mpc, ATLAS20znd was discovered on MJD = 59103.59 (2020-09-11.59) with a ...
AstroNote 2020-174
Type: Object/s-Discovery/Classification
Released: 2020-09-05 22:04:28
ATLAS20zbm (AT2020spq): discovery of a candidate SN in ESO 427- G 006 (40 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020spq [ATLAS20zbm]
RA, DEC:06:45:45.650, -31:14:05.64
(101.440208, -31.234900)
Redshift:0.013
Type:SN Ia
See object 2020spq [ATLAS20zbm]
Here we report the ATLAS discovery of the transient ATLAS20zbm (AT2020spq) in galaxy ESO 427- G 006 at magnitude m_o = 15.17 +/- 0.03. At a (redshift independent) distance of 40 Mpc, the transient...
AstroNote 2020-173
Type: Object/s-Discovery/Classification
Released: 2020-09-04 18:03:47
HET classification of AT2020rkz as a Type Ib/c SN
Benjamin Thomas (UT Austin), J. Craig Wheeler (UT Austin), Jozsef Vinko (U Szeged)
Keywords: Supernova, Optical
Related Objects:
2020rkz [ZTF20abpzatb]
RA, DEC:02:45:17.211, +40:51:00.77
(41.321714, 40.850214)
Redshift:0.1
Type:SN Ib/c
See object 2020rkz [ZTF20abpzatb]
We report the classification of AT2020rkz as a Type Ib/c SN, and describe the ambiguities therein.
AstroNote 2020-172
Type: Object/s-Discovery/Classification
Released: 2020-09-04 16:27:25
ATLAS20yvq (AT2020skk): discovery of a candidate SN in MCG -02-52-006 (54 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020skk [ATLAS20yvq]
RA, DEC:20:29:34.520, -12:30:14.67
(307.393835, -12.504074)
Redshift:0.013
Type:ILRT
See object 2020skk [ATLAS20yvq]
Here we report the ATLAS discovery of the transient ATLAS20yvq (AT2020skk) in galaxy MCG -02-52-006 at magnitude m_o = 18.33 +/- 0.17. At a distance of 54 Mpc, the transient was discovered on MJD ...
AstroNote 2020-170
Type: Object/s-Discovery/Classification
Released: 2020-09-02 08:31:10
ZTF early discovery and rapid follow-up of the infant core-collapse SN ZTF20abxyjtx / 2020sic
Steve Schulze (WIS), Jesper Sollerman (OKC), Daniel A. Perley (LJMU), Erez Zimmerman (WIS)
Keywords: Supernova, Transient
Related Objects:
2020sic [ZTF20abxyjtx]
RA, DEC:15:47:45.110, +28:38:25.22
(236.937958, 28.640339)
Redshift:0.03324
Type:SN II
See object 2020sic [ZTF20abxyjtx]
We report the ZTF discovery and the follow-up of ZTF20abxyjtx / 2020sic - a young core-collapse supernova in the nearby galaxy NGC 6001 (z=0.03324). At a distance of ~140 Mpc the transient was disc...
AstroNote 2020-169
Type: Object/s-Discovery/Classification
Released: 2020-09-01 11:50:16
ATLAS20ymv (AT2020sgg): discovery of a candidate SN in NGC 1716 (95 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020sgg [ATLAS20ymv]
RA, DEC:04:58:13.620, -20:21:27.11
(74.556750, -20.357531)
Redshift:0.022742
Type:SN Ia
See object 2020sgg [ATLAS20ymv]
Here we report the ATLAS discovery of the transient ATLAS20ymv (AT2020sgg) in galaxy NGC 1716 at magnitude m_o = 18.35 +/- 0.11. At a distance of 95 Mpc, the transient was discovered on MJD = 5909...
AstroNote 2020-168
Type: Object/s-Discovery/Classification
Released: 2020-08-31 15:07:04
PS20gxa (AT2019aafl): PSST discovery of a super-long rising transient
T.-W. Chen (Stockholm), S. J. Smartt, K. W. Smith, D. R. Young, O. McBrien, J. Gillanders. S. Srivastav, D. O'N...
Source Group: Pan-STARRS1
Keywords: Supernova
Related Objects:
2019aafl [PS20gxa]
RA, DEC:01:32:57.198, +18:20:49.55
(23.238325, 18.347097)
Redshift:0.811
Type:AGN
See object 2019aafl [PS20gxa]
We report the discovery of transient object PS20gxa (AT2019aafl) as part of the Pan-STARRS Survey for Transients (PSST) at a current magnitude of w = 21.3. Through precovery detections and forced p...
AstroNote 2020-166
Type: Object/s-Discovery/Classification
Released: 2020-08-27 22:00:41
ATLAS20yki (AT2020scb): discovery of a candidate SN in CGCG 456-055 (72 Mpc)
K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, M. Fulton, D. O'Neill, D. R. Young...
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2020scb [ATLAS20yki]
RA, DEC:00:18:25.624, +18:30:59.53
(4.606767, 18.516535)
Redshift:0.017429
Type:SN Ic
See object 2020scb [ATLAS20yki]
Here we report the ATLAS discovery of the transient ATLAS20yki (AT2020scb) in galaxy CGCG 456-055 at magnitude m_c = 19.20 +/- 0.18. At a distance of 72 Mpc, the transient was discovered on MJD = ...
AstroNote 2020-165
Type: Object/s-Discovery/Classification
Released: 2020-08-26 13:09:43
Pan-STARRS Search for Kilonovae: discovery of an intrinsically faint transient in UGC 00828 (164 Mpc)
T.-W. Chen (Stockholm), S. J. Smartt, K. W. Smith (QUB), K. C. Chambers, M. Huber (IfA, Hawaii), S. Srivastav, O. McB...
Source Group: Pan-STARRS1
Keywords: Supernova, Transient
Related Notes:
2019-48
AstroNote 2019-482019-07-20 17:31:04
Title: Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
Authors: S. J. Smartt, (Queen's University Belfast), K. C. Ch...
Source Group: Pan-STARRS1
We are carrying out the "Pan-STARRS Search for Kilonovae" which is a focused search for intrinsically faint transients, or rapidly evolving transients in galaxies which are closer than 200 Mpc in t...
AstroNote 2020-164
Type: Object/s-Discovery/Classification
Released: 2020-08-26 13:08:37
Pan-STARRS Search for Kilonovae: discovery of an intrinsically faint transient in UGC00845 (128 Mpc)
T.-W. Chen (Stockholm), S. J. Smartt, K. W. Smith (QUB), K. C. Chambers, M. Huber (IfA, Hawaii), S. Srivastav, O. McB...
Source Group: Pan-STARRS1
Keywords: Supernova, Transient
Related Objects:
2020rzo [PS20gve]
RA, DEC:01:19:18.788, +21:46:02.45
(19.828283, 21.767346)
Redshift:
Type:
See object 2020rzo [PS20gve]
Related Notes:
2019-48
AstroNote 2019-482019-07-20 17:31:04
Title: Pan-STARRS Search for Kilonovae : discovery of an intrinsically faint transient in UGC 12798 (68 Mpc)
Authors: S. J. Smartt, (Queen's University Belfast), K. C. Ch...
Source Group: Pan-STARRS1
We are carrying out the "Pan-STARRS Search for Kilonovae" which is a focused search for intrinsically faint transients, or rapidly evolving transients in galaxies which are closer than 200 Mpc in t...

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