Showing results 601 to 650 out of 1,098
AstroNote 2022-42
Type: Object/s-Discovery/Classification
Released: 2022-02-17 17:17:46
Classification of SN 2022baz as a normal Type Ic supernova.
A. Kasikov (Univ. of Tartu & NOT ), M. Pursiainen (DTU), E. Paraskeva (IAASARS/NOA & NOT)
Keywords: Supernova, Spectroscopy, Transient, Optical
Related Objects:
2022baz [ATLAS22dtt]
RA, DEC:12:27:34.820, +26:34:47.75
(186.895083, 26.579931)
Redshift:0.03
Type:SN Ic
See object 2022baz [ATLAS22dtt]
We report the classification of SN 2022baz as a Type Ic supernova at a redshift z =0.03 using spectrum from the Nordic Optical Telescope.
AstroNote 2022-41
Type: Object/s-Data/Analysis
Released: 2022-02-17 00:49:40
Near-Infrared spectroscopy of AT 2022cmc with Keck/NIRES
Samaporn Tinyanont (UCSC), Charles D. Kilpatrick (Northwestern), Ryan J. Foley (UCSC)
Keywords: Transient
Related Objects:
2022cmc [ZTF22aaajecp]
RA, DEC:13:34:43.207, +33:13:00.54
(203.680029, 33.216817)
Redshift:
Type:
See object 2022cmc [ZTF22aaajecp]
Related Notes:
2022-38
2022-412022-02-14 18:46:09
Title: ZTF22aaajecp/AT2022cmc: Zwicky Transient Facility discovery of a fast and red optical transient
Authors: Igor Andreoni (JSI), Michael Coughlin (UMN), Tomas Ahumada …
Source Group: ZTF
,
2022-39
2022-412022-02-15 16:48:27
Title: Kinder follow-up observations of AT 2022cmc (ZTF22aaajecp)
Authors: T.-W. Chen (Stockholm), S. J. Brennan (UCD), S. Yang (Stock…
Source Group: Kinder
,
2022-40
2022-412022-02-16 11:04:56
Title: ATLAS observations of the fast and red optical transient ZTF22aaajecp / AT2022cmc
Authors: M. Fulton, S. Srivastav, S. J. Smartt, K. W. Smith, J. Gill…
Source Group: ATLAS
We report near-infrared (NIR) spectroscopy of AT 2022cmc obtained on 2022 Feb 16 15:22 UT, using the Near-Infrared Echellette Spectrometer (NIRES) on the Keck II telescope. The spectrum has low SNR d…
AstroNote 2022-39
Type: Object/s-Discovery/Classification
Released: 2022-02-15 19:01:02
Kinder follow-up observations of AT 2022cmc (ZTF22aaajecp)
T.-W. Chen (Stockholm), S. J. Brennan (UCD), S. Yang (Stockholm), Y.-C. Pan, C.-C. Ngeow, H.-Y. Hsiao, C.-S. Lin, W.-J…
Source Group: Kinder
Keywords: Transient
Related Objects:
2022cmc [ZTF22aaajecp]
RA, DEC:13:34:43.207, +33:13:00.54
(203.680029, 33.216817)
Redshift:
Type:
See object 2022cmc [ZTF22aaajecp]
Related Notes:
2021-92
2022-392021-03-20 16:22:47
Title: Kinder follow-up observations of AT 2021gca (ZTF21aapkbav)
Authors: T.-W. Chen, S. Yang (Stockholm), Y.-C. Pan, C.-C. Ngeow, H…
Source Group: Kinder
,
2022-38
2022-392022-02-14 18:46:09
Title: ZTF22aaajecp/AT2022cmc: Zwicky Transient Facility discovery of a fast and red optical transient
Authors: Igor Andreoni (JSI), Michael Coughlin (UMN), Tomas Ahumada …
Source Group: ZTF
We observed AT 2022cmc (ZTF22aaajecp) with the 0.4m-SLT at Lulin Observatory, Taiwan on 2022-02-14. The object was detected in g = 20.303 +/- 0.56 mag, i = 19.83 +/- 0.38 mag, and r > 20.04 mag.
AstroNote 2022-38
Type: Object/s-Discovery/Classification
Released: 2022-02-14 18:46:09
ZTF22aaajecp/AT2022cmc: Zwicky Transient Facility discovery of a fast and red optical transient
Igor Andreoni (JSI), Michael Coughlin (UMN), Tomas Ahumada (UMD), Mansi Kasliwal (Caltech), Daniel Perley (LJMU), Eric …
Source Group: ZTF
Keywords: Transient, Optical
Related Objects:
2022cmc
RA, DEC:13:34:43.207, +33:13:00.54
(203.680029, 33.216817)
Redshift:
Type:
See object 2022cmc
We report the discovery of the fast, red optical transient ZTF22aaajecp/AT2022cmc with the Zwicky Transient Facility (ZTF, Bellm et al. 2019, Graham et al. 2019). ZTF22aaajecp was first detected on 2…
AstroNote 2022-36
Type: Object/s-Discovery/Classification
Released: 2022-02-11 14:36:56
Pan-STARRS Search for Kilonovae: PS17cke confirmed to be an LBV outburst and not a kilonova candidate
M. Fulton, S. J. Smartt, K. W. Smith, (QUB), M. Huber, M. A. Tucker, K. C. Chambers (IfA, Hawaii), S. Srivastav, D. R. …
Source Group: Pan-STARRS
Keywords: Supernova, Transient
Related Objects:
2017des [PS17cke]
RA, DEC:12:34:18.892, +06:28:26.94
(188.578717, 6.474151)
Redshift:0.007
Type:
See object 2017des [PS17cke]
Related Notes:
2019-48
2022-362019-07-20 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. Cham…
Source Group: Pan-STARRS
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 that are closer than 200 Mpc in the …
AstroNote 2022-35
Type: Object/s-Discovery/Classification
Released: 2022-02-10 14:23:38
ePESSTO+ spectroscopic classification of optical transients
J. Lyman (Warwick), E. Ridley, X. Sheng, A. Aamer, B. Gompertz (Birmingham), T. Killestein (Warwick), E. Paraskeva (IAA…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022bkw [ATLAS22eta]
RA, DEC:14:52:51.439, -12:30:04.69
(223.214330, -12.501302)
Redshift:0.061
Type:SN Ia
See object 2022bkw [ATLAS22eta]
,
2022bck [ATLAS22dzb]
RA, DEC:13:24:35.070, -20:11:07.48
(201.146125, -20.185411)
Redshift:0.026
Type:SN Ib
See object 2022bck [ATLAS22dzb]
This report includes classifications of 1 SN Ib and 1 SN Ia. We encourage follow-up observations.
AstroNote 2022-33
Type: Object/s-Discovery/Classification
Released: 2022-02-09 14:12:50
ePESSTO+ spectroscopic classification of optical transients
E. Ridley, X. Sheng (Birmingham), J. Lyman (Warwick), A. Aamer, B. Gompertz (Birmingham), T. Killestein (Warwick), E. P…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022ajp [ATLAS22crz]
RA, DEC:14:06:51.297, +00:50:58.61
(211.713737, 0.849614)
Redshift:0.049
Type:SN Ia
See object 2022ajp [ATLAS22crz]
,
2022ape [ATLAS22dcf]
RA, DEC:13:40:04.818, +14:25:17.40
(205.020075, 14.421499)
Redshift:0.043
Type:SN Ia
See object 2022ape [ATLAS22dcf]
This report includes classifications of 2 SNe Ia.
AstroNote 2022-31
Type: Object/s-Discovery/Classification
Released: 2022-02-08 16:38:45
ePESSTO+ spectroscopic classification of optical transients
E. Ridley, X. Sheng (Birmingham), J. Lyman, T. Killestein (Warwick), B. Gompertz (Birmingham), E. Paraskeva (IAASARS/NO…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022bda [ATLAS22eax]
RA, DEC:04:38:33.341, -08:54:49.71
(69.638921, -8.913807)
Redshift:0.051
Type:SN Ia
See object 2022bda [ATLAS22eax]
,
2022ahj [ATLAS22cok]
RA, DEC:08:31:45.633, +25:58:46.57
(127.940139, 25.979603)
Redshift:0.076
Type:SN Ia
See object 2022ahj [ATLAS22cok]
,
2021agjf [PS21nfn]
RA, DEC:09:46:06.828, +00:46:50.28
(146.528450, 0.780634)
Redshift:0.02
Type:SN II
See object 2021agjf [PS21nfn]
,
2022amg [ATLAS22dsz]
RA, DEC:10:36:20.382, +21:01:31.90
(159.084925, 21.025528)
Redshift:0.026
Type:SN Ic
See object 2022amg [ATLAS22dsz]
,
2022are [ATLAS22dlx]
RA, DEC:09:59:07.082, -18:11:02.88
(149.779509, -18.184132)
Redshift:0.087
Type:SN Ia
See object 2022are [ATLAS22dlx]
,
2022arv [PS22aaq]
RA, DEC:11:40:53.401, -07:10:10.45
(175.222506, -7.169569)
Redshift:0.032
Type:SN Ib
See object 2022arv [PS22aaq]
,
2022atl [ATLAS22dop]
RA, DEC:14:02:02.240, +14:41:28.21
(210.509333, 14.691169)
Redshift:0.062
Type:SN Ia
See object 2022atl [ATLAS22dop]
,
2022bng [ATLAS22exd]
RA, DEC:15:47:12.812, -28:49:34.56
(236.803381, -28.826266)
Redshift:0.017
Type:SN Ia
See object 2022bng [ATLAS22exd]
This report includes classifications of 5 type Ia's, 1 type Ib, 1 type Ic and 1 type II. We encourage followup observations.
AstroNote 2022-29
Type: Object/s-Discovery/Classification
Released: 2022-02-03 14:59:35
ePESSTO+ spectroscopic classification of optical transients
A. Aamer, E. Ridley (Birmingham), D. O'Neill, J. Lyman (Warwick), X. Sheng, M. Nicholl (Birmingham), L. Galbany (G…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022azy [PS22ain]
RA, DEC:03:59:31.679, -00:03:05.11
(59.881996, -0.051421)
Redshift:0
Type:CV
See object 2022azy [PS22ain]
,
2022bcf [ATLAS22dxh]
RA, DEC:04:41:40.560, -08:42:23.65
(70.419000, -8.706569)
Redshift:0.016
Type:SN II
See object 2022bcf [ATLAS22dxh]
,
2022aig [ATLAS22cpm]
RA, DEC:04:48:10.845, -17:50:27.38
(72.045188, -17.840938)
Redshift:0.04
Type:SN Ic
See object 2022aig [ATLAS22cpm]
,
2022aip [ATLAS22cqr]
RA, DEC:12:03:50.510, +02:53:40.74
(180.960458, 2.894650)
Redshift:0
Type:
See object 2022aip [ATLAS22cqr]
,
2022aiq [ATLAS22cqs]
RA, DEC:08:08:13.100, +01:58:15.53
(122.054583, 1.970981)
Redshift:0.054
Type:
See object 2022aiq [ATLAS22cqs]
,
2022amc [ATLAS22cts]
RA, DEC:11:15:12.160, +07:58:05.75
(168.800668, 7.968264)
Redshift:0
Type:
See object 2022amc [ATLAS22cts]
This report includes classifications of 1 young SN Ic (potentially broad-lined or luminous), 1 SN II, 1 Galactic CV and 3 blue featureless transients.
AstroNote 2022-27
Type: Object/s-Discovery/Classification
Released: 2022-02-02 00:45:47
Spectroscopic Classification of Transients with SOAR
Wynn Jacobson-Galán, Raffaella Margutti, David Matthews, Joe Bright (UCB), Giacomo Terreran (LCO)
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2022auh [ATLAS22dqc]
RA, DEC:04:56:04.862, +01:59:26.03
(74.020258, 1.990563)
Redshift:0.03
Type:SN IIP
See object 2022auh [ATLAS22dqc]
,
2022aix [PS22uc]
RA, DEC:08:34:24.526, +12:41:29.44
(128.602192, 12.691510)
Redshift:0.032
Type:SN II
See object 2022aix [PS22uc]
,
2022auf [ATLAS22dpw]
RA, DEC:05:21:31.042, -16:05:18.03
(80.379341, -16.088341)
Redshift:0.054
Type:SN Ia-91T-like
See object 2022auf [ATLAS22dpw]
We report the classification of 3 optical transients using the SOAR Goodman spectrograph: 1 type IIP, 1 type II, and 1 91T-like supernova.
AstroNote 2022-25
Type: Object/s-Discovery/Classification
Released: 2022-01-31 14:39:31
ePESSTO+ spectroscopic classification of optical transients
D. O’Neill (Warwick), E. Ridley (Birmingham), X. Sheng (Birmingham), M. Nicholl (Birmingham), T. Killestein (Warwick), …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022ahb [ATLAS22cnv]
RA, DEC:05:58:16.200, -39:31:34.75
(89.567500, -39.526319)
Redshift:0.05
Type:SN Ia
See object 2022ahb [ATLAS22cnv]
,
2022anj [ATLAS22cxr]
RA, DEC:11:30:53.480, -16:44:51.32
(172.722833, -16.747589)
Redshift:0.069
Type:SN Ia-91T-like
See object 2022anj [ATLAS22cxr]
,
2022ans [ATLAS22daa]
RA, DEC:11:30:16.885, -11:35:34.70
(172.570355, -11.592972)
Redshift:0.0781
Type:SN Ia-91T-like
See object 2022ans [ATLAS22daa]
,
2022aqu [ATLAS22dit]
RA, DEC:13:51:13.976, +02:26:48.71
(207.808235, 2.446864)
Redshift:0.077
Type:SN Ia
See object 2022aqu [ATLAS22dit]
,
2022ari [ATLAS22dmh]
RA, DEC:14:01:28.785, -10:40:41.27
(210.369939, -10.678129)
Redshift:0.038
Type:SN Ic
See object 2022ari [ATLAS22dmh]
,
2022mq [ATLAS22blg]
RA, DEC:12:14:32.920, -03:37:59.77
(183.637167, -3.633269)
Redshift:0.076
Type:SN Ia
See object 2022mq [ATLAS22blg]
This report includes classifications of 5 SNe Ia (including 2 Ia-91T) and 1 SN Ic. We encourage followup observations.
AstroNote 2022-23
Type: Object/s-Discovery/Classification
Released: 2022-01-26 20:07:31
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, J. Pineda (UNAB), J. Silvestre (CENTRA), G. Pignata (UNAB), M. Dennefeld (IAP), R. Carini (INAF-OAR), S. T…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022rv [ATLAS22bqn]
RA, DEC:12:55:42.643, -26:44:24.82
(193.927680, -26.740228)
Redshift:0.058
Type:SN Ia
See object 2022rv [ATLAS22bqn]
,
2022aar [ATLAS22aou]
RA, DEC:11:32:00.017, -49:19:50.02
(173.000069, -49.330561)
Redshift:0.058
Type:SN Ia
See object 2022aar [ATLAS22aou]
This report includes classifications of 2 SNe Ia.
AstroNote 2022-22
Type: Object/s-Discovery/Classification
Released: 2022-01-25 17:00:55
SALT Spectroscopic classification of nuclear transient SN 2022zz (Gaia22agb) as a Type Ia supernova
M. Gromadzki (Warsaw), D. Buckley (SAAO/SALT), L. Wyrzykowski, N. Ihanec (Warsaw)
Source Group: SALT
Keywords: Transient, Supernova, Spectroscopy, Optical
Related Objects:
2022zz [Gaia22agb]
RA, DEC:02:38:31.550, -08:15:45.61
(39.631458, -8.262669)
Redshift:0.05285
Type:SN Ia
See object 2022zz [Gaia22agb]
We classify SN 2022zz (Gaia22agb) in WISEA J023831.57-081545.6 as a Type Ia supernova using the Robert Stobie Spectrograph (RSS) on the South African Large Telescope (SALT).
AstroNote 2022-21
Type: Object/s-Discovery/Classification
Released: 2022-01-25 14:01:40
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, J. Pineda (UNAB), J. Silvestre (CENTRA), G. Pignata (UNAB), M. Dennefeld (IAP), R. Carini (INAF-OAR), S. …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022oo [ATLAS22bmf]
RA, DEC:12:29:58.614, -29:40:32.94
(187.494225, -29.675818)
Redshift:0.09
Type:SN II
See object 2022oo [ATLAS22bmf]
This report includes the classification of 1 SN II.
AstroNote 2022-20
Type: Object/s-Discovery/Classification
Released: 2022-01-24 16:12:22
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, J. Pineda (UNAB), J. Silvestre (CENTRA), G. Pignata (UNAB), M. Dennefeld (IAP), R. Carini (INAF-OAR), S. T…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022aal [ATLAS22cfc]
RA, DEC:04:22:23.601, -66:54:09.42
(65.598336, -66.902616)
Redshift:0.026
Type:SN II
See object 2022aal [ATLAS22cfc]
This report includes the classification of 1 SN II.
AstroNote 2022-19
Type: Object/s-Discovery/Classification
Released: 2022-01-23 16:48:18
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, J. Pineda (UNAB), J. Silvestre (CENTRA), G. Pignata (UNAB), M. Dennefeld (IAP), R. Carini (INAF-OAR), S. T…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022aav [ATLAS22cif]
RA, DEC:07:27:12.600, -51:23:34.15
(111.802500, -51.392819)
Redshift:0.038
Type:SN Ib
See object 2022aav [ATLAS22cif]
,
2022aaw [ATLAS22cig]
RA, DEC:07:35:56.572, -33:57:12.30
(113.985718, -33.953416)
Redshift:0.036
Type:SN Ia
See object 2022aaw [ATLAS22cig]
,
2022aba [ATLAS22cii]
RA, DEC:14:23:28.690, -23:32:29.58
(215.869542, -23.541550)
Redshift:0.053
Type:SN Ia-91T-like
See object 2022aba [ATLAS22cii]
,
2022abm [Gaia22agl]
RA, DEC:15:00:03.600, -21:17:09.06
(225.015000, -21.285850)
Redshift:0
Type:CV
See object 2022abm [Gaia22agl]
,
2022adr [ZTF22aaaehtn]
RA, DEC:14:45:10.970, -05:44:08.45
(221.295708, -5.735681)
Redshift:0.022
Type:SN II
See object 2022adr [ZTF22aaaehtn]
,
2022qh [ATLAS22bol]
RA, DEC:10:59:20.050, -43:16:06.96
(164.833542, -43.268600)
Redshift:0.02
Type:SN Ic
See object 2022qh [ATLAS22bol]
,
2022zj [ATLAS22cbk]
RA, DEC:07:07:52.241, -71:31:29.64
(106.967672, -71.524900)
Redshift:0.038
Type:SN II
See object 2022zj [ATLAS22cbk]
,
2022zi [ATLAS22cbh]
RA, DEC:05:59:33.752, -58:19:28.39
(89.890632, -58.324552)
Redshift:0.035
Type:SN IIn
See object 2022zi [ATLAS22cbh]
This report includes 8 classifications: 2 SNe Ib/c, 2 SNe Ia, 1 Galactic transient, 2 SNe II and 1 SN IIn.
AstroNote 2022-14
Type: Object/s-Discovery/Classification
Released: 2022-01-13 13:12:11
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, M. Ramirez, G. Pignata (UNAB), N. Elias-Rosa (INAF-OAPd), T. Pessi (UDP), T. Killestein (Warwick), C. Guti…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022K [ATLAS22aff]
RA, DEC:10:46:04.923, -02:13:16.54
(161.520511, -2.221260)
Redshift:0.035
Type:SN IIn
See object 2022K [ATLAS22aff]
,
2022mm [ATLAS22bjw]
RA, DEC:11:58:25.120, -14:31:11.50
(179.604667, -14.519861)
Redshift:0.013
Type:SN II
See object 2022mm [ATLAS22bjw]
Related Notes:
2022-13
2022-142022-01-12 01:27:18
Title: ATLAS22bjw (AT2022mm): discovery of a candidate SN in UGCA 258 (57 Mpc)
Authors: K. W. Smith, S. Srivastav, S. J. Smartt, J. Gillanders, M. …
Source Group: ATLAS
This report includes classifications of 1 young SN II and 1 SN IIn.
AstroNote 2022-12
Type: Object/s-Discovery/Classification
Released: 2022-01-11 16:56:34
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, M. Ramirez, G. Pignata (UNAB), N. Elias-Rosa (INAF-OAPd), T. Pessi (UDP), T. Killestein (Warwick), C. Guti…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agvd [ATLAS21bnuc]
RA, DEC:06:02:17.293, -49:40:57.08
(90.572054, -49.682521)
Redshift:0.05
Type:SN Ia
See object 2021agvd [ATLAS21bnuc]
,
2022ar [ATLAS22aji]
RA, DEC:09:05:36.494, +06:24:55.04
(136.402060, 6.415290)
Redshift:0.059
Type:SN II
See object 2022ar [ATLAS22aji]
,
2022hq [ATLAS22bbe]
RA, DEC:10:36:48.458, -09:27:30.96
(159.201909, -9.458599)
Redshift:0.06
Type:SN Ia
See object 2022hq [ATLAS22bbe]
,
2022at [ATLAS22ajn]
RA, DEC:10:26:21.479, +00:29:15.29
(156.589497, 0.487580)
Redshift:0.098
Type:SN Ia
See object 2022at [ATLAS22ajn]
,
2022fw [ASASSN-22am]
RA, DEC:12:23:54.037, -03:26:37.88
(185.975153, -3.443856)
Redshift:0.0067
Type:SN Ia
See object 2022fw [ASASSN-22am]
This report includes classifications of 4 SNe Ia and 1 SN II.
AstroNote 2022-8
Type: Object/s-Discovery/Classification
Released: 2022-01-08 16:30:35
Spectroscopic Classification of Transients with SOAR
Wynn Jacobson-Galán (UCB), Raffaella Margutti (UCB), Lindsay DeMarchi (Northwestern U.), Giacomo Terreran (LCO)
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2022au [ATLAS22ajo]
RA, DEC:07:34:23.610, -08:21:08.32
(113.598374, -8.352310)
Redshift:0.086
Type:SN Ia
See object 2022au [ATLAS22ajo]
,
2022an [ASASSN-22ac]
RA, DEC:12:43:32.240, -41:21:57.56
(190.884333, -41.365989)
Redshift:0.007
Type:SN Ia-91bg-like
See object 2022an [ASASSN-22ac]
We report the classification of 2 optical transients using the SOAR Goodman spectrograph: 2 type Ia supernovae.
AstroNote 2022-7
Type: Object/s-Discovery/Classification
Released: 2022-01-08 13:18:03
Asiago spectroscopic classification of optical transient
A. Reguitti, S. Benetti, L. Tomasella, E. Cappellaro (INAF OAPd)
Source Group: Padova-Asiago
Keywords: Supernova, Spectroscopy, Optical, Transient
Related Objects:
2022ea [ASASSN-22aj]
RA, DEC:13:52:41.649, +59:09:28.36
(208.173539, 59.157878)
Redshift:0.031
Type:SN Ia
See object 2022ea [ASASSN-22aj]
,
2022eb [XM91HT]
RA, DEC:11:42:45.000, +56:46:19.49
(175.687500, 56.772081)
Redshift:0.0325
Type:SN Ib
See object 2022eb [XM91HT]
We report the spectroscopic classification of AT 2022ea as a Type Ia SN and AT 2022eb as a Type Ib SN.
AstroNote 2022-3
Type: Object/s-Discovery/Classification
Released: 2022-01-04 20:22:23
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, B. Ayala, G. Pignata (UNAB), T.-W. Chen (Stockholm), J. Teffs (LJMU), P. Wiseman (Southampton), A. Aamer (…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022W [ATLAS22ahw]
RA, DEC:04:30:24.121, +01:33:18.81
(67.600505, 1.555226)
Redshift:0.03
Type:SN IIb
See object 2022W [ATLAS22ahw]
,
2022P [ATLAS22aet]
RA, DEC:08:04:46.579, -03:35:13.89
(121.194077, -3.587191)
Redshift:0.058
Type:SN Ia
See object 2022P [ATLAS22aet]
This report includes classifications of 1 SN IIb and 1 SN Ia.
AstroNote 2022-2
Type: Object/s-Discovery/Classification
Released: 2022-01-03 16:06:02
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, B. Ayala, G. Pignata (UNAB), T.-W. Chen (Stockholm), J. Teffs (LJMU), P. Wiseman (Southampton), A. Aamer …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2022E [ATLAS22adz]
RA, DEC:11:57:26.125, +12:41:28.62
(179.358853, 12.691285)
Redshift:0.061
Type:SN Ia
See object 2022E [ATLAS22adz]
This report includes classifications of 1 SN Ia.
AstroNote 2022-1
Type: Object/s-Discovery/Classification
Released: 2022-01-02 15:21:10
ePESSTO+ spectroscopic classification of optical transients
A. Reguitti, G. Pignata, B. Ayala (UNAB), T.-W. Chen (Stockholm), J. Teffs (LJMU), P. Wise (Southampton), A. Aamer (Bir…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agxy [Gaia21fun]
RA, DEC:04:54:31.890, -14:44:13.81
(73.632875, -14.737169)
Redshift:0.04
Type:SN Ia
See object 2021agxy [Gaia21fun]
,
2021agrd [Gaia21ftn]
RA, DEC:08:55:06.180, -25:50:26.20
(133.775750, -25.840611)
Redshift:0
Type:CV
See object 2021agrd [Gaia21ftn]
,
2021agqi [Gaia21fst]
RA, DEC:09:43:25.350, -16:46:18.05
(145.855625, -16.771681)
Redshift:0.053
Type:SN Ia
See object 2021agqi [Gaia21fst]
,
2021ahmz [ATLAS22aaz]
RA, DEC:10:34:50.686, +00:40:33.09
(158.711193, 0.675857)
Redshift:0.032
Type:SN Ia
See object 2021ahmz [ATLAS22aaz]
,
2021aglk [ATLAS21bnlm]
RA, DEC:06:32:55.400, -36:02:03.98
(98.230833, -36.034439)
Redshift:0.037
Type:SN Ia
See object 2021aglk [ATLAS21bnlm]
,
2021agqh [Gaia21fss]
RA, DEC:10:12:58.540, -16:16:32.56
(153.243917, -16.275711)
Redshift:0.05
Type:SN Ic-BL
See object 2021agqh [Gaia21fss]
,
2021agps [ATLAS22aad]
RA, DEC:11:28:31.410, -04:29:21.55
(172.130875, -4.489319)
Redshift:0.046
Type:SN Ia
See object 2021agps [ATLAS22aad]
,
2021agfq [ATLAS21bnfr]
RA, DEC:10:59:07.372, +01:53:22.05
(164.780716, 1.889457)
Redshift:0.039
Type:SN II
See object 2021agfq [ATLAS21bnfr]
This report includes classifications of 5 SN Ia, 1 SN Ic-BL, 1 SN II and 1 Galactic transient.
AstroNote 2021-322
Type: Object/s-Discovery/Classification
Released: 2021-12-30 10:43:55
ePESSTO+ spectroscopic classification of optical transients
J. Pineda (UNAB), G. Dimitriadis (TCD), R. Bruch (Weizmann), T. Nagao (Turku), J. Teffs (LJMU), S. Yang (Stockholm), S…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021aekv [ATLAS21bmjj]
RA, DEC:10:22:54.318, -21:42:43.96
(155.726326, -21.712211)
Redshift:0.187
Type:SLSN-II
See object 2021aekv [ATLAS21bmjj]
,
2021agjj [ATLAS21bnko]
RA, DEC:07:22:35.031, +18:02:04.81
(110.645963, 18.034670)
Redshift:0
Type:Varstar
See object 2021agjj [ATLAS21bnko]
,
2021agqw [Gaia21fti]
RA, DEC:08:03:48.900, -25:37:17.51
(120.953750, -25.621531)
Redshift:0.02
Type:SN Ic
See object 2021agqw [Gaia21fti]
,
2021agpj [ASASSN-21wg]
RA, DEC:04:31:03.890, -03:24:40.10
(67.766208, -3.411139)
Redshift:0.017
Type:SN Ia
See object 2021agpj [ASASSN-21wg]
This report includes classifications of 1 SLSN-II, 1 SN Ic, 1 SN Ia and 1 Galactic transient.
AstroNote 2021-321
Type: Object/s-Discovery/Classification
Released: 2021-12-26 16:54:13
ePESSTO+ spectroscopic classification of optical transients
J. Pineda , R.J. Bruch (Weizmann), J. Anderson (ESO), M. Gromadzki (Warsaw), C. Inserra (Cardiff), E. Kankare (Turku),…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agle [ATLAS21bnle]
RA, DEC:02:02:10.810, -28:38:50.24
(30.545042, -28.647289)
Redshift:0.017
Type:SN II
See object 2021agle [ATLAS21bnle]
,
2021agmw [ASASSN-21wf]
RA, DEC:05:14:43.430, -61:11:20.98
(78.680958, -61.189161)
Redshift:0.031
Type:SN Ia
See object 2021agmw [ASASSN-21wf]
,
2021adyl [ZTF21acnfoqn]
RA, DEC:09:28:04.091, +29:59:27.21
(142.017045, 29.990893)
Redshift:0.028
Type:SN II
See object 2021adyl [ZTF21acnfoqn]
This reports includes the classification of 1 Type Ia, 2 Type II. We encourage follow-up observations.
AstroNote 2021-318
Type: Announcement-Campaign/Survey
Released: 2021-12-15 22:01:43
Status Update on the ZTF Bright Transient Survey
Christoffer Fremling, Matthew Graham, Shri Kulkarni, Mansi Kasliwal (Caltech), on behalf of the ZTF collaboration
Source Group: ZTF
Keywords: Supernova, Transient
Due to performance issues with the cooling system, the Zwicky Transient Facility (ZTF) announces that the ZTF Camera on the Palomar 48-inch Samuel Oschin Telescope has been brought back to the Caltec…
AstroNote 2021-317
Type: Object/s-Discovery/Classification
Released: 2021-12-15 14:17:59
ePESSTO+ spectroscopic classification of one optical transient
J. Pineda (UNAB), R.J. Bruch (WIS), G. Dimitriadis (TCD), J. Anderson (ESO), T.-W. Chen (Stockholm), M. Gromadzki (Wars…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agey [ATLAS21bnfh]
RA, DEC:01:38:21.280, -15:48:47.42
(24.588666, -15.813171)
Redshift:0.024
Type:SN Ia
See object 2021agey [ATLAS21bnfh]
This report includes the classification of 1 Type Ia.
AstroNote 2021-316
Type: Object/s-Discovery/Classification
Released: 2021-12-14 12:04:30
ePESSTO+ spectroscopic classification of optical transients
J. Pineda (UNAB), G. Dimitriadis (TCD), R. Bruch (Weizmann), P. Wiseman (Southampton), D. O’Neill, M. Fulton (QUB), S. …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agev [ATLAS21bnfc]
RA, DEC:08:12:01.112, -15:05:57.64
(123.004633, -15.099343)
Redshift:0.072
Type:SN Ia
See object 2021agev [ATLAS21bnfc]
This report includes a classification of 1 Type Ia.
AstroNote 2021-315
Type: Object/s-Discovery/Classification
Released: 2021-12-12 19:20:17
ePESSTO+ spectroscopic classification of optical transients
G. Dimitriadis (TCD), R. Cartier (Gemini), P. Wiseman (Southampton), D. O’Neill, M. Fulton (QUB), S. Benetti (INAF), J…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agbz [ATLAS21bncr]
RA, DEC:23:21:33.710, -43:13:50.77
(350.390458, -43.230769)
Redshift:0.044
Type:SN Ia
See object 2021agbz [ATLAS21bncr]
,
2021aefs [Gaia21fch]
RA, DEC:11:43:29.690, -16:47:49.99
(175.873708, -16.797219)
Redshift:0.012255
Type:SN IIn
See object 2021aefs [Gaia21fch]
,
2021agce [ATLAS21bndg]
RA, DEC:09:46:28.832, -41:29:39.58
(146.620134, -41.494328)
Redshift:0.018
Type:SN Ia
See object 2021agce [ATLAS21bndg]
,
2021agdk [ASASSN-21vw]
RA, DEC:06:01:20.844, -76:53:11.33
(90.336850, -76.886480)
Redshift:0.016
Type:SN Ia
See object 2021agdk [ASASSN-21vw]
,
2021agdm [MSOSSP_07]
RA, DEC:09:19:49.520, -68:54:32.87
(139.956333, -68.909131)
Redshift:0.0114
Type:SN II
See object 2021agdm [MSOSSP_07]
This report includes classifications of three Type Ia's, two Type II's. We encourage follow-up observations.
AstroNote 2021-313
Type: Object/s-Discovery/Classification
Released: 2021-12-10 17:46:40
Spectroscopic Classification of Transients with SOAR
Wynn Jacobson-Galán (UCB), Raffaella Margutti (UCB), David Matthews (UCB), Giacomo Terreran (LCO)
Keywords: Supernova, Spectroscopy, Optical, Transient
Related Objects:
2021agef [ATLAS21bndk]
RA, DEC:06:12:31.278, +06:41:52.01
(93.130326, 6.697779)
Redshift:0.013
Type:SN Ia
See object 2021agef [ATLAS21bndk]
Related Notes:
2021-312
2021-3132021-12-10 00:11:34
Title: ATLAS21bndk (AT2021agef): discovery of a candidate SN in 2MASX J06123179+0641483 (55 Mpc)
Authors: K. W. Smith, S. Srivastav, S. J. Smartt, J. Gillanders, M. …
Source Group: ATLAS
We report the classification of 1 optical transient using the SOAR Goodman spectrograph: 1 type Ia supernova.
AstroNote 2021-310
Type: Object/s-Data/Analysis
Released: 2021-12-08 14:11:54
Radio detection of the TDE AT2021sdu
Kate D. Alexander (Northwestern U.), James Miller-Jones (ICRAR - Curtin), Sjoert van Velzen (Leiden U.), Dheeraj Pasham…
Keywords: TDE, Transient, Radio, X-rays
Related Objects:
2021sdu [ZTF21abjrysr]
RA, DEC:01:11:23.924, +50:34:29.67
(17.849683, 50.574908)
Redshift:0.059
Type:TDE
See object 2021sdu [ZTF21abjrysr]
We report the detection of evolving radio emission from the TDE AT2021sdu.
AstroNote 2021-309
Type: Object/s-Data/Analysis
Released: 2021-12-08 12:37:21
Radio non-detections of 3 TDEs
Kate D. Alexander (Northwestern U.), Adelle J. Goodwin, James Miller-Jones (ICRAR - Curtin), Sjoert van Velzen (Leiden …
Keywords: TDE, Transient, Radio
Related Objects:
2021ehb [ZTF21aanxhjv]
RA, DEC:03:07:47.806, +40:18:40.57
(46.949190, 40.311268)
Redshift:0.018
Type:TDE
See object 2021ehb [ZTF21aanxhjv]
,
2021mhg [ZTF21abaxaqq]
RA, DEC:00:19:42.900, +29:19:00.70
(4.928750, 29.316861)
Redshift:0.073
Type:TDE
See object 2021mhg [ZTF21abaxaqq]
,
2021nwa [ZTF21abcgnqn]
RA, DEC:15:53:51.279, +55:35:19.67
(238.463663, 55.588798)
Redshift:0.047
Type:TDE
See object 2021nwa [ZTF21abcgnqn]
Related Notes:
2021-103
2021-3092021-03-26 13:33:55
Title: ZTF21aanxhjv/AT2021ehb: ZTF discovery of a young, UV-bright tidal disruption event
Authors: Suvi Gezari (STScI), Erica Hammerstein (UMD), Yuhan Yao (Ca…
Source Group: ZTF
,
2021-183
2021-3092021-07-01 21:10:58
Title: AT2021ehb/ZTF21aanxhjv: Tidal Disruption Event that is Brightening in the X-rays
Authors: Yuhan Yao (Caltech), Murray Brightman (Caltech), Suvi Gezar…
Source Group: ZTF
,
2021-24
2021-3092021-01-20 03:56:21
Title: Radio detections of TDEs AT2020ksf and AT2020zso
Authors: Kate D. Alexander (Northwestern U.), Sjoert van Velzen (Lei…
We report radio non-detections of three TDEs: AT2021ehb, AT2021mhg, and AT2021nwa.
AstroNote 2021-308
Type: Object/s-Discovery/Classification
Released: 2021-12-06 02:09:11
Spectroscopic Classification of Transients with SOAR
Wynn Jacobson-Galán (UCB), Raffaella Margutti (UCB), Sebastian Gonzalez (UCB), Giacomo Terreran (LCO)
Keywords: Supernova, Spectroscopy, Optical, Transient
Related Objects:
2021agbv [ATLAS21bnbv]
RA, DEC:01:56:40.254, -14:07:48.27
(29.167726, -14.130074)
Redshift:0.052
Type:SN Ia
See object 2021agbv [ATLAS21bnbv]
,
2021afyg [ZTF21acqedvx]
RA, DEC:00:40:19.110, +08:46:56.23
(10.079625, 8.782286)
Redshift:0.19
Type:SN Ia
See object 2021afyg [ZTF21acqedvx]
We report the classification of 2 optical transients using the SOAR Goodman spectrograph: 2 type Ia supernovae.
AstroNote 2021-307
Type: Object/s-Discovery/Classification
Released: 2021-12-05 18:16:15
ePESSTO+ spectroscopic classification of optical transients
I. Seitenzahl (Canberra), J. Anderson (ESO), S. Benetti (INAF-OAPd), L. Galbany (ICE-CSIC), Michel Dennefeld (IAP), Emm…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agbu
RA, DEC:03:24:48.140, -21:20:24.00
(51.200583, -21.340000)
Redshift:
Type:
See object 2021agbu
,
2021agbk [Gaia21fju]
RA, DEC:09:04:29.650, -72:03:56.77
(136.123542, -72.065769)
Redshift:0.045
Type:SN Ia
See object 2021agbk [Gaia21fju]
,
2021afre [ASASSN-21vg]
RA, DEC:02:47:13.435, +13:46:57.86
(41.805977, 13.782739)
Redshift:0.055
Type:SN Ia
See object 2021afre [ASASSN-21vg]
{{e.g. This report includes classifications of 2 Type Ia SNe.
AstroNote 2021-306
Type: Object/s-Discovery/Classification
Released: 2021-12-04 17:23:13
ePESSTO+ spectroscopic classification of optical transients
J. Anderson (ESO), I. Seitenzahl (Canberra), S. Benetti (INAF-OAPd), L. Galbany (ICE-CSIC), Michel Dennefeld (IAP), Emm…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021agbn [ATLAS21bnbr]
RA, DEC:03:57:12.850, -25:24:12.17
(59.303542, -25.403381)
Redshift:0.01474
Type:SN II
See object 2021agbn [ATLAS21bnbr]
,
2021aess [ZTF21acpkzcc]
RA, DEC:03:33:48.140, -19:29:44.52
(53.450583, -19.495700)
Redshift:0.007
Type:SN IIn-pec
See object 2021aess [ZTF21acpkzcc]
,
2021afps [ATLAS21bmyo]
RA, DEC:12:47:58.820, -22:16:13.33
(191.995083, -22.270369)
Redshift:0.012
Type:SN II
See object 2021afps [ATLAS21bmyo]
This report includes classifications of 2 Type II, and 1 Type IIn-pec SNe.
AstroNote 2021-305
Type: Object/s-Discovery/Classification
Released: 2021-12-04 00:15:02
ePESSTO+ spectroscopic classification of optical transients
I. Seitenzahl (Canberra), J. Anderson (ESO), L. Galbany (ICE-CSIC), S. Benetti (INAF-OAPd), Michel Dennefeld (IAP), Em…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021afuq [ASASN-21vr]
RA, DEC:10:27:52.150, -43:54:07.17
(156.967290, -43.901990)
Redshift:0.009
Type:SN Ic
See object 2021afuq [ASASN-21vr]
This report includes classifications of 1 Type Ic SN.
AstroNote 2021-303
Type: Object/s-Discovery/Classification
Released: 2021-11-30 17:54:45
ZTF superluminous supernova candidates
Daniel A. Perley (LJMU), Ting-Wan Chen (OKC), Lin Yan (Caltech), Ragnhild Lunnan, Steve Schulze, Tuomas Kangas, Jesper …
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021adsv [ZTF21achhflf]
RA, DEC:03:54:09.737, -18:42:25.40
(58.540570, -18.707056)
Redshift:
Type:
See object 2021adsv [ZTF21achhflf]
,
2021advv [ZTF21ackwyaa]
RA, DEC:11:29:25.437, +45:33:51.48
(172.355986, 45.564300)
Redshift:
Type:
See object 2021advv [ZTF21ackwyaa]
,
2021aadv [ZTF21acfaqol]
RA, DEC:10:19:47.464, +37:41:38.88
(154.947768, 37.694134)
Redshift:
Type:
See object 2021aadv [ZTF21acfaqol]
,
2021abjn [ZTF21acgtnjv]
RA, DEC:09:26:34.481, +60:32:21.27
(141.643671, 60.539243)
Redshift:
Type:
See object 2021abjn [ZTF21acgtnjv]
,
2021achc [ZTF21aciubsk]
RA, DEC:18:05:48.554, +07:52:23.29
(271.452308, 7.873136)
Redshift:0
Type:
See object 2021achc [ZTF21aciubsk]
We report 5 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 35 days and a typical peak r-band magnitude is …
AstroNote 2021-302
Type: Object/s-Discovery/Classification
Released: 2021-11-29 14:25:25
ePESSTO+ spectroscopic classification of optical transients
F. Ragosta (INAF-OACN), R. Carini (INAF-OAAb), L. Tartaglia, S. Benetti (INAF-OAPd), F. Onori (INAF-OAAb), T. Killeste…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021aepb
RA, DEC:03:30:03.768, -09:41:49.30
(52.515700, -9.697027)
Redshift:0.11
Type:SN Ia
See object 2021aepb
,
2021afok
RA, DEC:08:02:14.150, -09:21:51.48
(120.558958, -9.364300)
Redshift:0
Type:CV
See object 2021afok
This report includes classifications of 1 Type Ia supernova and 1 Galactic CV. We encourage followup observations.
AstroNote 2021-299
Type: Object/s-Discovery/Classification
Released: 2021-11-27 15:07:53
ePESSTO+ spectroscopic classification of optical transients
R. Carini (INAF-OAAb), F. Ragosta (INAF-OACN), L. Tartaglia, S. Benetti (INAF-OAPd), F. Onori (INAF-OAAb), T. Killeste…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021aehj
RA, DEC:03:56:44.508, -40:52:36.65
(59.185452, -40.876846)
Redshift:0.058
Type:SN Ia
See object 2021aehj
,
2021aeic
RA, DEC:09:51:21.120, -33:00:59.87
(147.838000, -33.016631)
Redshift:0
Type:
See object 2021aeic
,
2021aekl
RA, DEC:08:03:21.848, -08:47:28.22
(120.841035, -8.791171)
Redshift:0.05
Type:AGN
See object 2021aekl
,
2021aexq
RA, DEC:01:27:37.039, -49:55:36.74
(21.904330, -49.926872)
Redshift:0.091
Type:Galaxy
See object 2021aexq
,
2021afcp
RA, DEC:10:41:30.110, -12:21:58.50
(160.375458, -12.366250)
Redshift:0.041
Type:SN Iax[02cx-like]
See object 2021afcp
,
2021afdy
RA, DEC:00:49:46.894, -29:31:01.95
(12.445393, -29.517208)
Redshift:0.077
Type:SN Ia
See object 2021afdy
This report includes classifications of 2 Type Ia's, 1 Type Iax supernoavae, 1 galaxy, 1 AGN and 1 object for which the classification is not clear. We encourage followup observations
AstroNote 2021-298
Type: Object/s-Discovery/Classification
Released: 2021-11-26 15:04:30
ePESSTO+ spectroscopic classification of optical transients
F. Ragosta (INAF-OACN), R. Carini (INAF-OAAb), L. Tartaglia, S. Benetti (INAF - OAPd), F. Onori (INAF-OAAb), T. Killes…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021aexi
RA, DEC:23:51:22.335, +20:06:34.90
(357.843064, 20.109694)
Redshift:0.014
Type:SN Ic
See object 2021aexi
,
2021afis
RA, DEC:01:06:25.399, +14:34:26.35
(16.605829, 14.573986)
Redshift:0.04
Type:SN Ia-91T-like
See object 2021afis
,
2021afdx
RA, DEC:00:37:42.580, -33:43:25.28
(9.427416, -33.723690)
Redshift:0.03
Type:SN II
See object 2021afdx
,
2021afiq
RA, DEC:09:51:34.800, -11:38:44.95
(147.895000, -11.645819)
Redshift:0.076
Type:SN II
See object 2021afiq
This report includes classifications of 1 Type Ia-91T and 2 Type II supernovae. We encourage followup observations.
AstroNote 2021-297
Type: Object/s-Discovery/Classification
Released: 2021-11-25 16:48:43
ePESSTO+ spectroscopic classification of optical transients
F. Ragosta (INAF-OACN), R. Carini (INAF-OAAb), L. Tartaglia, S. Benetti (INAF-OAPd), F. Onori (INAF-OAAb), S. Gonzalez-…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021acya
RA, DEC:04:02:13.760, -28:23:29.72
(60.557333, -28.391589)
Redshift:0.063
Type:SN IIn
See object 2021acya
,
2021adcw
RA, DEC:02:04:32.891, -21:07:09.52
(31.137045, -21.119312)
Redshift:0.017
Type:SN II
See object 2021adcw
,
2021aefa
RA, DEC:05:48:06.617, -17:32:09.32
(87.027571, -17.535922)
Redshift:0.11
Type:SN Ia
See object 2021aefa
,
2021aekt
RA, DEC:05:14:57.858, -44:15:18.24
(78.741074, -44.255066)
Redshift:0.052
Type:SN Ia
See object 2021aekt
,
2021aexp
RA, DEC:01:38:11.964, -29:42:04.38
(24.549850, -29.701216)
Redshift:0.07
Type:SN Ia
See object 2021aexp
,
2021aexy
RA, DEC:03:15:53.845, -23:02:41.31
(48.974356, -23.044808)
Redshift:0.039
Type:SN Ia
See object 2021aexy
,
2021afdu
RA, DEC:00:08:43.248, -39:52:40.06
(2.180200, -39.877794)
Redshift:0.064
Type:SN Ia
See object 2021afdu
,
2021aebs
RA, DEC:01:24:25.700, +19:01:19.85
(21.107083, 19.022181)
Redshift:0.036
Type:SN II
See object 2021aebs
,
2021aekz
RA, DEC:03:34:15.514, -41:28:26.56
(53.564642, -41.474046)
Redshift:0.062
Type:SN Ia
See object 2021aekz
This report includes classifications of 6 Type Ia's, 2 Type II and 1 Type IIn supernovae. We encourage followup observations,
AstroNote 2021-294
Type: Object/s-Data/Analysis
Released: 2021-11-14 14:18:01
Gaia detection of AT2021aeba
Z. Kostrzewa-Rutkowska (Leiden Observatory), S. Hodgkin, A. Delgado, D. Harrison, M. van Leeuwen, G. Rixon, A. Yoldas (…
Keywords: Transient
Related Objects:
2021aeba
RA, DEC:08:08:45.177, +18:42:06.11
(122.188237, 18.701698)
Redshift:
Type:
See object 2021aeba
Related Notes:
2021-291
2021-2942021-11-11 11:39:19
Title: Pan-STARRS Search for Kilonovae: discovery of a fast fading and intrinsically faint transient (AT2021aeba) in SDSS J080844.91+184204.6 (191 Mpc)
Authors: M. Fulton, S. J. Smartt, K. W. Smith (QUB), T.-W. Chen (Sto…
Source Group: Pan-STARRS
,
2021-292
2021-2942021-11-13 19:35:26
Title: ePESSTO+ near-infrared imaging and detection of the faint and fading AT2021aeba
Authors: T.-W. Chen (Stockholm), M. Fulton (QUB), D. B. Malesani (Ra…
Source Group: ePESSTO+
Gaia detection of AT2021aeba on 2021-09-07
AstroNote 2021-293
Type: Object/s-Data/Analysis
Released: 2021-11-13 23:49:19
Zwicky Transient Facility detection of AT2021aeba
Igor Andreoni (JSI/UMD/NASA-GSFC), Jakob Nordin (HU Berlin)
Source Group: ZTF
Keywords: Transient, Supernova
Related Objects:
2021aeba
RA, DEC:08:08:45.177, +18:42:06.11
(122.188237, 18.701698)
Redshift:
Type:
See object 2021aeba
Related Notes:
2021-291
2021-2932021-11-11 11:39:19
Title: Pan-STARRS Search for Kilonovae: discovery of a fast fading and intrinsically faint transient (AT2021aeba) in SDSS J080844.91+184204.6 (191 Mpc)
Authors: M. Fulton, S. J. Smartt, K. W. Smith (QUB), T.-W. Chen (Sto…
Source Group: Pan-STARRS
,
2021-292
2021-2932021-11-13 19:35:26
Title: ePESSTO+ near-infrared imaging and detection of the faint and fading AT2021aeba
Authors: T.-W. Chen (Stockholm), M. Fulton (QUB), D. B. Malesani (Ra…
Source Group: ePESSTO+
Forced photometry at the location of transient AT2021aeba (Fulton et al., AstroNote 2021-291; Chen et al., AstroNote 2021-292) revealed 48 detections in Zwicky Transient Facility data. The first ZTF …
AstroNote 2021-292
Type: Object/s-Data/Analysis
Released: 2021-11-13 22:01:10
ePESSTO+ near-infrared imaging and detection of the faint and fading AT2021aeba
T.-W. Chen (Stockholm), M. Fulton (QUB), D. B. Malesani (Radboud Univ. and DAWN/NBI), S. Smartt, K.W. Smith (QUB), R. C…
Source Group: ePESSTO+
Keywords: Transient, Infra-Red, Supernova
Related Objects:
2021aeba [PS21mbb]
RA, DEC:08:08:45.177, +18:42:06.11
(122.188237, 18.701698)
Redshift:
Type:
See object 2021aeba [PS21mbb]
Related Notes:
2021-291
2021-2922021-11-11 11:39:19
Title: Pan-STARRS Search for Kilonovae: discovery of a fast fading and intrinsically faint transient (AT2021aeba) in SDSS J080844.91+184204.6 (191 Mpc)
Authors: M. Fulton, S. J. Smartt, K. W. Smith (QUB), T.-W. Chen (Sto…
Source Group: Pan-STARRS
We report J-band imaging of the faint and fading transient AT2021aeba discovered by the Pan-STARRS Search for Kilonovae. The transient is detected at high significance but the proximity to the host g…
AstroNote 2021-291
Type: Object/s-Discovery/Classification
Released: 2021-11-13 21:05:06
Pan-STARRS Search for Kilonovae: discovery of a fast fading and intrinsically faint transient (AT2021aeba) in SDSS J080844.91+184204.6 (191 Mpc)
M. Fulton, S. J. Smartt, K. W. Smith (QUB), T.-W. Chen (Stockholm), K. C. Chambers, M. Huber, A. Schultz (IfA, Hawaii),…
Source Group: Pan-STARRS
Keywords: Supernova, Transient
Related Objects:
2021aeba [PS21mbb]
RA, DEC:08:08:45.177, +18:42:06.11
(122.188237, 18.701698)
Redshift:
Type:
See object 2021aeba [PS21mbb]
Related Notes:
2019-48
2021-2912019-07-20 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. Cham…
Source Group: Pan-STARRS
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 that are closer than 200 Mpc in the …
AstroNote 2021-290
Type: Object/s-Discovery/Classification
Released: 2021-11-13 14:33:31
ePESSTO+ spectroscopic classification of optical transients
R. Carini, F. Onori, (INAF-OAAb), P. D'Avanzo, A. Melandri (INAF-OAB), G. Pignata (UNAB), E. Paraskeva (IAASARS/NO…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021aefx [DLT21ae]
RA, DEC:04:19:53.400, -54:56:53.09
(64.972500, -54.948081)
Redshift:0.005
Type:SN Ia
See object 2021aefx [DLT21ae]
This report includes classifications of one Type Ia SN.
AstroNote 2021-289
Type: Object/s-Discovery/Classification
Released: 2021-11-11 17:10:40
ePESSTO+ spectroscopic classification of optical transients
F. Onori, R. Carini (INAF-OAAb), A. Melandri, P. D'Avanzo (INAF-OAB), G. Pignata (UNAB), E. Paraskeva (IAASARS/NOA…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021acnu [Gaia21eyz]
RA, DEC:06:04:44.110, -40:25:31.22
(91.183792, -40.425339)
Redshift:0.04
Type:SN Ia
See object 2021acnu [Gaia21eyz]
,
2021acpd [ZTF21acjnojg]
RA, DEC:05:49:03.313, +17:17:12.46
(87.263803, 17.286794)
Redshift:0.04
Type:SN Ic
See object 2021acpd [ZTF21acjnojg]
,
2021acwh [ZTF21acjxjpu]
RA, DEC:06:05:22.820, -27:56:04.23
(91.345084, -27.934509)
Redshift:0.03
Type:SN Ic
See object 2021acwh [ZTF21acjxjpu]
,
2021adxd [ZTF21aclmgzk]
RA, DEC:00:39:22.910, +02:48:14.53
(9.845460, 2.804036)
Redshift:0.017522
Type:SN IIP
See object 2021adxd [ZTF21aclmgzk]
,
2021aebs [ATLAS21blza]
RA, DEC:01:24:25.700, +19:01:19.85
(21.107083, 19.022181)
Redshift:0.036
Type:SN II
See object 2021aebs [ATLAS21blza]
This report includes classifications of one Type Ia's, two Type Ic SNe and and two inconclusive objects.
AstroNote 2021-288
Type: Object/s-Discovery/Classification
Released: 2021-11-08 02:36:14
Spectroscopic Classification of Transients with SOAR
Wynn Jacobson-Galán (UCB), Raffaella Margutti (UCB), Grant Orzechowski (UCB), Giacomo Terreran (LCO), Marco Berton (ESO…
Keywords: Supernova, Spectroscopy, Optical, Transient
Related Objects:
2021adou [ZTF21acmfxkc]
RA, DEC:00:57:51.305, +09:37:52.72
(14.463769, 9.631311)
Redshift:0.039
Type:SN IIn
See object 2021adou [ZTF21acmfxkc]
,
2021adoz [ZTF21aclzodp]
RA, DEC:08:21:52.530, +08:04:53.36
(125.468875, 8.081489)
Redshift:0.056
Type:SN Ia
See object 2021adoz [ZTF21aclzodp]
,
2021acxi [ATLAS21blds]
RA, DEC:23:41:37.109, -06:28:24.76
(355.404620, -6.473544)
Redshift:0.105
Type:AGN
See object 2021acxi [ATLAS21blds]
We reports the classification of 3 optical transients using the SOAR Goodman spectrograph: 1 type IIn, 1 type Ia, and 1 AGN.
AstroNote 2021-287
Type: Object/s-Discovery/Classification
Released: 2021-11-07 15:03:35
ePESSTO+ spectroscopic classification of optical transients
F. Ragosta (INAF-OACN), R. Carini (INAF-OAAb), L. Tartaglia, S. Benetti (INAF-OAPd), S. Srivastav (QUB), J. Teffs (LJMU…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021abqf [ATLAS21bkfu]
RA, DEC:23:27:31.860, -32:59:44.59
(351.882750, -32.995719)
Redshift:0.058
Type:SN IIn
See object 2021abqf [ATLAS21bkfu]
,
2021adko [ASASSN-21ul]
RA, DEC:00:54:18.250, -61:44:48.37
(13.576042, -61.746769)
Redshift:0.06
Type:SN Ia
See object 2021adko [ASASSN-21ul]
,
2021adlt [ATLAS21blqn]
RA, DEC:04:39:11.851, +06:22:24.54
(69.799380, 6.373484)
Redshift:0.021
Type:SN Ia
See object 2021adlt [ATLAS21blqn]
,
2021qfb [MASTER OT J030954.40-100326.3]
RA, DEC:03:09:54.400, -10:03:24.64
(47.476667, -10.056845)
Redshift:0.016
Type:SN II
See object 2021qfb [MASTER OT J030954.40-100326.3]
This report includes classifications of 2 Type Ia's, 1 Type IIL and 1 Type IIn supernovae. We encourage followup observations
AstroNote 2021-286
Type: Object/s-Discovery/Classification
Released: 2021-11-06 19:26:12
Spectroscopic classification of AT 2021adlw as an LBV eruption or an ILRT
Viraj Karambelkar, Mansi Kasliwal, Daniel Stern, Matthew Graham (Caltech), Igor Andreoni (University of Maryland)
Keywords: Time-domain, Transient, Optical, Supernova
Related Objects:
2021adlw
RA, DEC:11:41:17.822, +36:32:34.57
(175.324258, 36.542935)
Redshift:0.004897
Type:SN II
See object 2021adlw
We report the spectroscopic classification of AT 2021adlw (ZTF21aclyyfm) as a possible intermediate-luminosity red transient or the eruption of a dusty luminous blue variable.

Most Viewed

AstroNote 2022-145
Released: 2022-07-16
Views Count: 6191
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Mike Engesser (STScI), Gabriel Brammer (University of Copenhagen), Katriona Gould (University of Co…
AstroNote 2023-136
Released: 2023-05-23
Views Count: 5770
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locatel…
AstroNote 2023-119
Released: 2023-05-19
Views Count: 5163
LT Classification of SN 2023ixf as a Type II Supernova in M101
Daniel A. Perley (LJMU), Avishay Gal-Yam (Weizmann), Ido Irani (Weizmann), Erez Zimmerman (Weizmann)
AstroNote 2020-100
Released: 2020-05-07
Views Count: 2713
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schweye…
AstroNote 2023-265
Released: 2023-10-11
Views Count: 2406
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu-J…
AstroNote 2020-89
Released: 2020-04-22
Views Count: 2401
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'…
AstroNote 2023-130
Released: 2023-05-22
Views Count: 2399
Onset of SN 2023ixf observed over East Asian longitudes
Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yujing…
AstroNote 2019-163
Released: 2019-12-31
Views Count: 2225
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
S. Taubenberger (MPA), D. Malesani (DTU Space), G. Terreran (Northwestern), S. J. Smartt (QUB), A. …
AstroNote 2020-126
Released: 2020-06-25
Views Count: 2157
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivastav…
AstroNote 2020-70
Released: 2020-03-30
Views Count: 2026
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

Recent Released Tools

2024-376
Released: 2024-12-17
Views Count: 36
BlackGEM Finder Charts with Transient Reports
P.J. Groot (Radboud/UCT/SAAO), P.M. Vreeswijk (Radboud), S. Bloemen (Radboud), H. Tranin (Barcelona), J. van Roestel (UvA), E. Zi…