Showing results 901 to 950 out of 2,325
AstroNote 2024-42
Type: Object/s-Discovery/Classification
Released: 2024-02-05 18:28:19
ATLAS24bua (AT2024bqy): discovery of a candidate SN in ESO 580- G 031 (78 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. R. Angus (QUB…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024bqy [ATLAS24bua]
RA, DEC:14:47:35.810, -19:23:17.12
(221.899208, -19.388089)
Redshift:0.023
Type:SN II
See object 2024bqy [ATLAS24bua]
Here we report the ATLAS discovery of the transient ATLAS24bua (AT2024bqy) in galaxy ESO 580- G 031 at magnitude m_o = 18.38 +/- 0.12. At a distance of 78 Mpc (redshift independent, from NED), the t…
AstroNote 2024-41
Type: Object/s-Discovery/Classification
Released: 2024-02-05 16:58:12
GOTO-FAST spectroscopic classifications of optical transients
B. Godson, M. J. Dyer, N. Koivisto, B. Davies, M. Pursiainen, D. O'Neill, A. Sahu, K. Ackley, F. Jim'enez-I…
Source Group: GOTO
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2024bgr [ZTF24aaeahrt]
RA, DEC:04:48:21.230, -20:25:02.50
(72.088458, -20.417361)
Redshift:0.0713
Type:SN Ia
See object 2024bgr [ZTF24aaeahrt]
,
2024bci [GOTO24gy]
RA, DEC:13:37:24.480, +27:25:10.09
(204.352000, 27.419469)
Redshift:0.0366
Type:SN Ia
See object 2024bci [GOTO24gy]
,
2024bjb [ATLAS24bny]
RA, DEC:11:11:55.793, +03:08:01.28
(167.982471, 3.133688)
Redshift:0.0298
Type:SN Ia-91bg-like
See object 2024bjb [ATLAS24bny]
,
2024bkg [ATLAS24bqu]
RA, DEC:13:18:01.468, +15:44:52.87
(199.506117, 15.748019)
Redshift:0.0756
Type:SN Ia
See object 2024bkg [ATLAS24bqu]
This report includes classifications of 3 Type Ia SNe and 1 Type Ia-91bg-like SN.
AstroNote 2024-40
Type: Object/s-Discovery/Classification
Released: 2024-02-05 13:00:27
ATLAS24btz (AT2024bqr): discovery of a candidate SN in UGC 09343 (75 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. R. Angus (QUB…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024bqr [ATLAS24btz]
RA, DEC:14:30:54.154, +40:42:51.27
(217.725642, 40.714242)
Redshift:0.0178
Type:SN II
See object 2024bqr [ATLAS24btz]
Here we report the ATLAS discovery of the transient ATLAS24btz (AT2024bqr) in galaxy UGC 09343 at magnitude m_c = 17.42 +/- 0.06. At a distance of 75 Mpc, the transient was discovered on MJD = 60343…
AstroNote 2024-39
Type: Object/s-Discovery/Classification
Released: 2024-02-04 11:40:40
ATLAS24bry (AT2024bks): discovery of a candidate SN in ESO 508- G 008 (87 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. Angus (QUB), …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024bks [ATLAS24bry]
RA, DEC:13:07:21.620, -27:22:31.26
(196.840083, -27.375350)
Redshift:0.019807
Type:SN Ia
See object 2024bks [ATLAS24bry]
Here we report the ATLAS discovery of the transient ATLAS24bry (AT2024bks) in galaxy ESO 508- G 008 at magnitude m_o = 18.32 +/- 0.17. At a distance of 87 Mpc, the transient was discovered on MJD = …
AstroNote 2024-38
Type: Object/s-Discovery/Classification
Released: 2024-02-04 11:02:20
ATLAS24bta (AT2024blf): discovery of a candidate supernova in CGCG 063-029 (97 Mpc)
C.R. Angus, K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB)…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024blf [ATLAS24bta]
RA, DEC:09:39:53.925, +11:02:11.30
(144.974687, 11.036473)
Redshift:
Type:
See object 2024blf [ATLAS24bta]
Here we report the ATLAS discovery of the transient ATLAS2024bta (AT2024blf) in galaxy CGCG 063-029 at magnitude o = 18.84 +/- 0.12. At a distance of 97 Mpc, the transient was discovered on MJD = 603…
AstroNote 2024-37
Type: Object/s-Discovery/Classification
Released: 2024-02-03 21:44:04
Classification of AT2020afhd / ZTF20abwtifz as a tidal disruption event and report of Swift XRT detection at z = 0.024
E. Hammerstein (UMD), R. Chornock (Berkeley), S. Gezari (STScI), Y. Yao (Berkeley) on behalf of the ZTF TDE Science Wor…
Source Group: ZTF
Keywords: TDE, Black Hole, Time-domain, Transient, X-rays
Related Objects:
2020afhd [ZTF20abwtifz]
RA, DEC:03:13:35.700, -02:09:06.37
(48.398750, -2.151769)
Redshift:0.027
Type:TDE
See object 2020afhd [ZTF20abwtifz]
We report the classification of the optical transient ZTF20abwtifz/AT2020afhd (RA = 03:13:35.67, Dec = -02:09:06.21, z = 0.024) as a tidal disruption event (TDE) due to its persistent blue optical co…
AstroNote 2024-36
Type: Object/s-Discovery/Classification
Released: 2024-02-02 14:45:30
ePESSTO+ spectroscopic classification of AT 2024beb
R. Brivio, M. Ferro (INAF-OAB), L. Tartaglia (INAF-OAAb), S. Benetti (INAF-OAPd), S. Barmentloo (SU), M. Dennefeld (IAP…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2024beb [Gaia24ali]
RA, DEC:15:32:30.510, -45:27:01.37
(233.127125, -45.450381)
Redshift:0
Type:CV
See object 2024beb [Gaia24ali]
This report includes classifications of the CV AT 2023beb
AstroNote 2024-35
Type: Object/s-Discovery/Classification
Released: 2024-02-01 16:29:59
ePESSTO+ spectroscopic classification of optical transients
R. Brivio, M. Ferro (INAF-OAB), S. Benetti (INAF-OAPd), L. Tartaglia (INAF-OAAb), S. Barmentloo (SU), M. Dennefeld (IAP…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2024bfu [GOTO24ih]
RA, DEC:08:43:43.679, -17:11:19.16
(130.931996, -17.188657)
Redshift:0.04
Type:SN Ia-pec
See object 2024bfu [GOTO24ih]
,
2024as [ATLAS24acr]
RA, DEC:10:05:06.320, +17:29:21.05
(151.276333, 17.489181)
Redshift:0.13
Type:TDE
See object 2024as [ATLAS24acr]
This report includes classifications of the peculiar Type Ia (02cx-like) SN 2024bfu around maximum and the possible TDE AT 2024as. We encourage followup observations
AstroNote 2024-34
Type: Object/s-Discovery/Classification
Released: 2024-01-31 23:55:02
Asiago spectroscopic classification of AT 2023sil
I. Salmaso (INAF OAPd, Unipd), G. Valerin (INAF OAPd), F. Guidolin (Unipd)
Source Group: Padova-Asiago
Keywords: Supernova, Spectroscopy, Optical
Related Objects:
2023sil
RA, DEC:04:47:52.958, -01:01:51.60
(71.970657, -1.031001)
Redshift:0.03755
Type:SN II
See object 2023sil
We report the spectroscopic classification of AT 2023sil as a Type II SN
AstroNote 2024-33
Type: Object/s-Discovery/Classification
Released: 2024-01-31 14:55:52
ePESSTO+ spectroscopic classification of 3 optical transients
R. Brivio, M. Ferro, A. Reguitti (INAF-OAB), S. Benetti (INAF-OAPd), S. Barmentloo (Stockholm), M. Dennefeld (IAP), S. …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2024ayv [ATLAS24bkf]
RA, DEC:13:48:21.590, -29:37:41.41
(207.089958, -29.628169)
Redshift:0.015
Type:SN II
See object 2024ayv [ATLAS24bkf]
,
2024aob [ATLAS24bdv]
RA, DEC:09:27:43.554, -04:31:58.19
(141.931475, -4.532829)
Redshift:0.09
Type:SN Ia
See object 2024aob [ATLAS24bdv]
,
2024bcl [Gaia24akc]
RA, DEC:11:28:51.500, -50:22:26.65
(172.214583, -50.374069)
Redshift:0
Type:CV
See object 2024bcl [Gaia24akc]
Related Notes:
2024-32
2024-332024-01-28 12:08:48
Title: ATLAS24bkf (AT2024ayv): discovery of a candidate SN in IC 4326 (65 Mpc)
Authors: J. Sommer (LMU/QUB), K. W. Smith, D. R. Young, M. Nicholl, …
Source Group: ATLAS
This report includes classifications of 1 Type Ia, 1 early Type II SNe and 1 CV.
AstroNote 2024-32
Type: Object/s-Discovery/Classification
Released: 2024-01-28 17:08:25
ATLAS24bkf (AT2024ayv): discovery of a candidate SN in IC 4326 (65 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aa…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024ayv [ATLAS24bkf]
RA, DEC:13:48:21.590, -29:37:41.41
(207.089958, -29.628169)
Redshift:0.015
Type:SN II
See object 2024ayv [ATLAS24bkf]
Here we report the ATLAS discovery of the transient ATLAS24bkf (AT2024ayv) in galaxy IC 4326 at magnitude m_o = 17.91 +/- 0.12. At a distance of 65 Mpc, the transient was discovered on MJD = 60337.3…
AstroNote 2024-31
Type: Object/s-Data/Analysis
Released: 2024-01-26 00:35:59
Multi-Sensor Photometric Follow-up
D. D. Balam (DAO/NRC), M. R. Kendurkar (GSNST), E. Hess & P. Langill (Rothney Astrophyical Observatory, University …
Source Group: GSNST
Keywords: Surveys, Photometry, Nova, Optical
Related Objects:
2023vqw
RA, DEC:18:22:40.494, +23:05:25.57
(275.668725, 23.090437)
Redshift:
Type:
See object 2023vqw
,
2023xwo
RA, DEC:00:40:03.390, +40:43:38.50
(10.014125, 40.727361)
Redshift:-0.001
Type:
See object 2023xwo
,
2023aagf
RA, DEC:00:42:38.160, +41:10:24.80
(10.659000, 41.173556)
Redshift:
Type:Nova
See object 2023aagf
,
2023uiq
RA, DEC:00:41:48.699, +41:31:21.26
(10.452911, 41.522573)
Redshift:0
Type:Nova
See object 2023uiq
,
2023veq
RA, DEC:00:43:32.352, +41:38:20.63
(10.884802, 41.639064)
Redshift:-0.001
Type:Nova
See object 2023veq
,
2023yij
RA, DEC:00:42:45.750, +41:21:37.55
(10.690625, 41.360431)
Redshift:0
Type:Nova
See object 2023yij
,
2023yoa
RA, DEC:00:43:09.320, +41:15:41.60
(10.788833, 41.261556)
Redshift:0
Type:Nova
See object 2023yoa
,
2023yqt
RA, DEC:00:42:27.490, +41:11:08.20
(10.614542, 41.185611)
Redshift:
Type:Nova
See object 2023yqt
,
2023uri
RA, DEC:00:43:00.637, +41:19:40.27
(10.752654, 41.327853)
Redshift:
Type:Nova
See object 2023uri
Here we present Multi-Senor Photometric Follow-up of Probable Novae in M31 using 3 different observatories in Canada. 1) DAO - 1.82-m Plaskett telescope (Dominion Astrophysical Observatory) 2) RAO …
AstroNote 2024-30
Type: Object/s-Discovery/Classification
Released: 2024-01-25 11:02:35
ATLAS24bie (AT2024atk): discovery of a rapidly rising SN candidate in IC 4221 (42 Mpc)
J. Sommer (LMU/QUB), S. J. Smartt (Oxford/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore,…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024atk [ATLAS24bie]
RA, DEC:13:18:31.132, -14:36:39.06
(199.629717, -14.610849)
Redshift:0.009637
Type:SN II
See object 2024atk [ATLAS24bie]
Here we report the ATLAS discovery of the transient ATLAS24bie (AT2024atk) in galaxy IC 4221 at magnitude m_o = 17.78 +/- 0.10. At a distance of 42 Mpc, the transient was discovered on MJD = 60333.0…
AstroNote 2024-29
Type: Object/s-Data/Analysis
Released: 2024-01-23 02:44:01
DAO Photometric Follow Up of 17 Optical Transients
M R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: GSNST
Keywords: Surveys, Photometry, Transient, Nova, Optical
Related Objects:
2024ks
RA, DEC:03:51:58.300, +27:20:35.77
(57.992917, 27.343269)
Redshift:0.02
Type:SN II
See object 2024ks
,
2024kt
RA, DEC:06:47:43.551, +40:58:07.48
(101.931462, 40.968746)
Redshift:0.11
Type:TDE
See object 2024kt
,
2024mq
RA, DEC:10:18:37.740, +12:10:45.05
(154.657250, 12.179181)
Redshift:0.036
Type:SN Ia
See object 2024mq
,
2024pu
RA, DEC:08:27:33.306, +40:55:10.05
(126.888774, 40.919459)
Redshift:
Type:
See object 2024pu
,
2024sl
RA, DEC:00:50:10.264, +18:31:52.69
(12.542768, 18.531302)
Redshift:
Type:
See object 2024sl
,
2024ts
RA, DEC:02:27:34.706, +33:30:45.89
(36.894608, 33.512747)
Redshift:
Type:
See object 2024ts
,
2024vq
RA, DEC:05:40:49.231, +16:06:42.14
(85.205128, 16.111704)
Redshift:
Type:
See object 2024vq
,
2024vx
RA, DEC:01:07:57.179, +14:06:33.32
(16.988247, 14.109257)
Redshift:
Type:
See object 2024vx
,
2024wr
RA, DEC:04:57:09.576, +01:49:43.91
(74.289901, 1.828864)
Redshift:
Type:
See object 2024wr
,
2024aae
RA, DEC:07:49:45.970, +27:43:28.05
(117.441541, 27.724458)
Redshift:
Type:
See object 2024aae
,
2024acz
RA, DEC:10:17:43.688, +19:22:57.87
(154.432034, 19.382742)
Redshift:
Type:
See object 2024acz
,
2024afa
RA, DEC:03:57:32.760, +12:40:46.02
(59.386500, 12.679450)
Redshift:
Type:
See object 2024afa
,
2024afb
RA, DEC:06:43:12.369, +39:27:32.97
(100.801539, 39.459158)
Redshift:
Type:
See object 2024afb
,
2024tx
RA, DEC:04:29:19.328, +32:16:21.74
(67.330531, 32.272706)
Redshift:
Type:
See object 2024tx
,
2024xj
RA, DEC:08:03:14.957, +30:47:49.28
(120.812322, 30.797022)
Redshift:
Type:
See object 2024xj
,
2024xk
RA, DEC:10:47:06.934, +34:50:07.21
(161.778891, 34.835337)
Redshift:
Type:
See object 2024xk
,
2024zh
RA, DEC:05:15:08.379, +01:49:10.75
(78.784910, 1.819651)
Redshift:
Type:
See object 2024zh
Here we present multi-band photometric follow up observations of 17 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of …
AstroNote 2024-28
Type: Object/s-Discovery/Classification
Released: 2024-01-22 16:17:16
ATLAS24bgm (AT2024apt): discovery of a candidate SN in IC 0609 (80 Mpc)
T. Moore, K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024apt [ATLAS24bgm]
RA, DEC:10:25:36.878, -02:12:39.29
(156.403657, -2.210913)
Redshift:0.018503
Type:SN Ia
See object 2024apt [ATLAS24bgm]
Here we report the ATLAS discovery of the transient ATLAS24bgm (AT2024apt) in galaxy IC 0609 at magnitude m_o = 18.74 +/- 0.13. At a distance of 80 Mpc, the transient was discovered on MJD = 60330.5…
AstroNote 2024-27
Type: Object/s-Discovery/Classification
Released: 2024-01-20 13:32:14
ATLAS24bdf (AT2024any): discovery of a young and rapidly rising transient in NGC 1222 (35 Mpc)
S. Srivastav (Oxford), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024any [ATLAS24bdf]
RA, DEC:03:08:57.840, -02:56:45.82
(47.241000, -2.946061)
Redshift:0.0082
Type:SN Ia
See object 2024any [ATLAS24bdf]
Here we report the ATLAS discovery of the transient ATLAS24bdf (AT2024any) in galaxy NGC 1222 at magnitude m_o = 17.59 +/- 0.08. At a distance of 35 Mpc, the transient was discovered on MJD = 60328…
AstroNote 2024-26
Type: Object/s-Discovery/Classification
Released: 2024-01-20 09:35:45
ATLAS24baz (AT2024anc): discovery of a candidate SN in WISEA J105816.15+234140.2 (92 Mpc)
S. Srivastav (Oxford), M. Fulton, K. W. Smith, D. R. Young, M. Nicholl, M. McCollum, T. Moore, J. Weston, X. Sheng, A. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024anc [ATLAS24baz]
RA, DEC:10:58:15.981, +23:41:37.28
(164.566586, 23.693688)
Redshift:0.0212810002
Type:SN II
See object 2024anc [ATLAS24baz]
Here we report the ATLAS discovery of the transient ATLAS24baz (AT2024anc) in galaxy WISEA J105816.15+234140.2 at magnitude m_o = 18.78 +/- 0.11. At a distance of 92 Mpc, the transient was discovere…
AstroNote 2024-25
Type: Object/s-Discovery/Classification
Released: 2024-01-19 13:05:31
ATLAS24bay (AT2024ana): discovery of a candidate SN in NGC 4850 (87 Mpc)
T. Moore, K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024ana [ATLAS24bay]
RA, DEC:12:58:22.578, +27:57:58.14
(194.594077, 27.966151)
Redshift:0.02005
Type:SN Ia
See object 2024ana [ATLAS24bay]
Here we report the ATLAS discovery of the transient ATLAS24bay (AT2024ana) in galaxy NGC 4850 at magnitude m_o = 18.95 +/- 0.13. At a distance of 87 Mpc, the transient was discovered on MJD = 60327…
AstroNote 2024-24
Type: Object/s-Discovery/Classification
Released: 2024-01-17 13:15:38
ePESSTO+ spectroscopic classification of optical transients
M. Bronikowski (Nova Gorica), K. Grzesiak, M. Gromadzki (Warsaw), A. Reguitti (INAF-OAB), M. Dennefel (IAP), Stan Barme…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023xme [ATLAS23vjy]
RA, DEC:01:32:05.660, -58:22:11.06
(23.023583, -58.369739)
Redshift:0.204
Type:SLSN-II
See object 2023xme [ATLAS23vjy]
,
2024yc [ATLAS24ars]
RA, DEC:11:52:34.396, -45:46:54.30
(178.143317, -45.781750)
Redshift:0.1
Type:SN Ia
See object 2024yc [ATLAS24ars]
,
2024zg [ATLAS24atc]
RA, DEC:00:50:48.350, -27:23:23.75
(12.701460, -27.389931)
Redshift:0.077
Type:SN Ia
See object 2024zg [ATLAS24atc]
,
2024ut [ATLAS24apr]
RA, DEC:12:14:11.133, -25:07:54.81
(183.546386, -25.131891)
Redshift:0.24
Type:SLSN-I
See object 2024ut [ATLAS24apr]
,
2024N [ATLAS24abp]
RA, DEC:14:04:48.370, -29:43:52.03
(211.201542, -29.731119)
Redshift:0.08
Type:SN Ia
See object 2024N [ATLAS24abp]
,
2023abdj [ATLAS23xvc]
RA, DEC:12:31:29.900, +19:05:29.00
(187.874583, 19.091389)
Redshift:0.03
Type:SN Ia
See object 2023abdj [ATLAS23xvc]
This report includes classifications of four Type Ia's, one Type SLSN-II with broad and narrow Halpha emission. AT 2023ut shows blue featureless spectrum.
AstroNote 2024-23
Type: Object/s-Discovery/Classification
Released: 2024-01-16 14:51:28
ePESSTO+ spectroscopic classification of optical transients
K. Grzesiak (Warsaw), M. Bronikowski (Nova Gorica), M. Gromadzki (Warsaw), A. Reguitti (INAF-OAB), M. Dennefel (IAP), S…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023acft [ATLAS23ybi]
RA, DEC:05:15:05.170, -34:24:04.00
(78.771542, -34.401111)
Redshift:0.101
Type:SLSN-II
See object 2023acft [ATLAS23ybi]
,
2023achj [ATLAS23yci]
RA, DEC:08:36:07.467, +25:06:47.06
(129.031110, 25.113073)
Redshift:0.023
Type:SN II
See object 2023achj [ATLAS23yci]
,
2024aag [ZTF24aacaosi]
RA, DEC:13:14:09.251, -05:35:56.26
(198.538546, -5.598962)
Redshift:0.018
Type:SN Ib-pec
See object 2024aag [ZTF24aacaosi]
,
2023aclj [ZTF23aaaxyeh]
RA, DEC:09:52:33.036, +00:59:03.19
(148.137651, 0.984219)
Redshift:0.047
Type:Galaxy
See object 2023aclj [ZTF23aaaxyeh]
,
2024yq [ATLAS24asj]
RA, DEC:14:07:51.450, -10:03:42.05
(211.964375, -10.061681)
Redshift:0.04
Type:SN Ia
See object 2024yq [ATLAS24asj]
,
2024it [ATLAS24agb]
RA, DEC:14:47:21.281, -35:45:17.72
(221.838671, -35.754922)
Redshift:0.04
Type:SN II
See object 2024it [ATLAS24agb]
This report includes classifications of one Type Ia, one Type Ib-pec and two Type II's. AT 2023acft shows blue featureless spectrum. AT 2023aclj shows a galaxy spectrum.
AstroNote 2024-22
Type: Object/s-Data/Analysis
Released: 2024-01-16 10:47:03
SN 2023vbg (ZTF23abkhwgb, ATLAS23yal): a type IIn SN with long precursor emission in a blue dwarf galaxy
I. Pérez-Fournon and F. Poidevin (IAC and ULL)
Source Group: SGLF
Keywords: Supernova, Transient, Photometry
Related Objects:
2023vbg [ZTF23abkhwgb]
RA, DEC:07:43:43.782, +34:22:30.06
(115.932427, 34.375016)
Redshift:0.0173
Type:SN IIn
See object 2023vbg [ZTF23abkhwgb]
We report long-duration, pre-explosion activity in the type IIn SN 2023vbg (ZTF23abkhwgb, ATLAS23yal) located in the dwarf galaxy SDSS J074343.73+342230.2 at a redshift of 0.0173
AstroNote 2024-21
Type: Object/s-Discovery/Classification
Released: 2024-01-15 23:30:14
ATLAS24atu (AT2024act): discovery of a candidate SN in 2MASX J15323951-2802239 (101 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024act [ATLAS24atu]
RA, DEC:15:32:39.238, -28:02:17.61
(233.163490, -28.038225)
Redshift:0.0212
Type:SN Ia
See object 2024act [ATLAS24atu]
Here we report the ATLAS discovery of the transient ATLAS24atu (AT2024act) in galaxy 2MASX J15323951-2802239 at magnitude m_c = 17.37 +/- 0.07. At a distance of 101 Mpc, the transient was discovered…
AstroNote 2024-20
Type: Object/s-Discovery/Classification
Released: 2024-01-15 23:28:35
ATLAS24atw (AT2024acu): discovery of a candidate SN in FGC 0362 (78 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024acu [ATLAS24atw]
RA, DEC:02:56:08.850, +27:42:02.30
(44.036875, 27.700639)
Redshift:0.02
Type:SN Ib/c
See object 2024acu [ATLAS24atw]
Here we report the ATLAS discovery of the transient ATLAS24atw (AT2024acu) in galaxy FGC 0362 at magnitude m_o = 19.23 +/- 0.18. At a distance of 78 Mpc (redshift independent, from NED), the transie…
AstroNote 2024-19
Type: Object/s-Data/Analysis
Released: 2024-01-15 17:58:38
LAST optical observations of the blazar PKS 0446+11 located inside the IceCube-240105A error region
S. Garrappa (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), R. Konno (WIS), D. Polishook (WIS), Y. M. Shani (WIS), E. Segre …
Keywords: AGN, Optical, Neutrinos
Related Objects:
PKS 0446+11
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
PKS 0446+11
We report observations of the blazar PKS 0446+11 with the Large Array Survey Telescope (LAST) during one night, following up recent reports of multi-wavelength brightening and the spatial coincidence…
AstroNote 2024-18
Type: Object/s-Discovery/Classification
Released: 2024-01-14 14:12:47
ePESSTO+ spectroscopic classification of optical transients
M. Gromadzki, K. Grzesiak (Warsaw), M. Bronikowski (Nova Gorica), A. Kumar (Warwick), X. Sheng (QUB), J. Anderson (ESO)…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2024bt [PS24al]
RA, DEC:03:52:02.322, -16:06:45.03
(58.009677, -16.112509)
Redshift:0.12
Type:SN Ia
See object 2024bt [PS24al]
,
2024py [ZTF23aakanao]
RA, DEC:13:03:56.321, -17:15:23.22
(195.984669, -17.256451)
Redshift:0.067
Type:SN IIb
See object 2024py [ZTF23aakanao]
,
2024tv [ATLAS24aoi]
RA, DEC:08:24:34.560, -22:58:10.85
(126.144000, -22.969681)
Redshift:0.048
Type:SN Ic-BL
See object 2024tv [ATLAS24aoi]
,
2024yu [ASASSN-24ak]
RA, DEC:07:39:58.526, -76:04:32.34
(114.993860, -76.075650)
Redshift:0.035
Type:SN Ia
See object 2024yu [ASASSN-24ak]
,
2024iy [ZTF24aaahxph]
RA, DEC:09:59:19.932, -03:21:16.91
(149.833048, -3.354698)
Redshift:0.068
Type:SN Ia
See object 2024iy [ZTF24aaahxph]
,
2024yf [ATLAS24art]
RA, DEC:12:58:05.050, -40:54:24.48
(194.521042, -40.906800)
Redshift:0.03
Type:SN Ic
See object 2024yf [ATLAS24art]
This report includes classifications of three Type Ia's, one Type IIb, one Type Ic and one Type Ic-BL
AstroNote 2024-17
Type: Object/s-Discovery/Classification
Released: 2024-01-13 13:59:57
ePESSTO+ spectroscopic classification of optical transients
K. Grzesiak (Warsaw), M. Bronikowski (Nova Gorica), M. Gromadzki (Warsaw), A. Kumar (Warwick), X. Sheng (QUB), J. Ande…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023acjq [ATLAS23xqu]
RA, DEC:01:16:45.418, -52:26:02.94
(19.189240, -52.434150)
Redshift:0.031
Type:SN II
See object 2023acjq [ATLAS23xqu]
,
2023zon [ATLAS23xcx]
RA, DEC:10:09:18.110, +18:32:04.49
(152.325458, 18.534581)
Redshift:0.04
Type:SN II
See object 2023zon [ATLAS23xcx]
,
2024hg [ATLAS24aey]
RA, DEC:09:21:47.910, -03:53:33.58
(140.449625, -3.892661)
Redshift:0.06
Type:SN Ia
See object 2024hg [ATLAS24aey]
This report includes classifications of one Type Ia, two Type II.
AstroNote 2024-16
Type: Object/s-Data/Analysis
Released: 2024-01-12 21:18:46
DAO Photometric Follow Up of selected Optical Transients
M R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: GSNST
Keywords: Surveys, Photometry, Transient, Nova, Optical
Related Objects:
2023ygl
RA, DEC:01:50:29.822, +37:14:43.49
(27.624256, 37.245415)
Redshift:
Type:
See object 2023ygl
,
2023yda
RA, DEC:00:21:28.870, +32:22:32.24
(5.370292, 32.375623)
Redshift:
Type:
See object 2023yda
,
2023yfg
RA, DEC:23:22:32.260, +30:48:03.96
(350.634417, 30.801100)
Redshift:
Type:
See object 2023yfg
,
2023ygf
RA, DEC:08:54:08.407, +32:01:10.50
(133.535030, 32.019584)
Redshift:
Type:
See object 2023ygf
,
2023gg
RA, DEC:15:19:34.427, +27:46:55.23
(229.893446, 27.782007)
Redshift:0.07148
Type:SN Ia
See object 2023gg
,
2023yhj
RA, DEC:07:08:02.777, +57:08:30.70
(107.011570, 57.141861)
Redshift:0.1
Type:SN Ia
See object 2023yhj
,
2023yhl
RA, DEC:07:24:02.973, +40:32:14.49
(111.012387, 40.537358)
Redshift:
Type:
See object 2023yhl
,
2024gz
RA, DEC:06:03:02.994, +53:54:13.64
(90.762475, 53.903790)
Redshift:
Type:
See object 2024gz
,
2024ir
RA, DEC:09:16:57.862, +16:18:19.77
(139.241091, 16.305491)
Redshift:
Type:
See object 2024ir
,
2024jk
RA, DEC:09:49:56.361, +22:42:57.35
(147.484839, 22.715931)
Redshift:
Type:
See object 2024jk
,
2024jl
RA, DEC:09:42:18.328, +23:34:52.93
(145.576369, 23.581369)
Redshift:
Type:
See object 2024jl
,
2024kq
RA, DEC:06:08:52.265, +55:51:09.15
(92.217772, 55.852542)
Redshift:
Type:
See object 2024kq
,
2024me
RA, DEC:09:19:24.509, +38:18:36.67
(139.852123, 38.310185)
Redshift:
Type:
See object 2024me
,
2024ng
RA, DEC:09:39:38.722, +18:24:17.13
(144.911343, 18.404760)
Redshift:
Type:
See object 2024ng
,
2024pp
RA, DEC:07:34:14.214, +34:01:51.85
(113.559226, 34.031069)
Redshift:
Type:
See object 2024pp
,
2024qj
RA, DEC:03:39:10.609, +13:25:35.25
(54.794205, 13.426458)
Redshift:
Type:
See object 2024qj
,
2024rq
RA, DEC:06:22:41.207, +37:01:05.74
(95.671696, 37.018260)
Redshift:
Type:
See object 2024rq
,
2024rs
RA, DEC:05:00:18.937, +05:32:31.20
(75.078904, 5.542001)
Redshift:
Type:
See object 2024rs
,
2024sa
RA, DEC:03:04:12.976, +04:05:49.79
(46.054065, 4.097164)
Redshift:
Type:
See object 2024sa
,
2024sz
RA, DEC:10:27:28.171, +36:50:47.10
(156.867377, 36.846416)
Redshift:
Type:
See object 2024sz
,
2024ub
RA, DEC:06:43:04.064, +16:24:32.77
(100.766934, 16.409104)
Redshift:
Type:
See object 2024ub
,
2024uc
RA, DEC:07:01:18.731, +31:22:34.65
(105.328047, 31.376291)
Redshift:
Type:
See object 2024uc
,
2024ui
RA, DEC:04:53:22.765, +11:52:35.82
(73.344854, 11.876617)
Redshift:
Type:
See object 2024ui
Here we present multi-band photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Counc…
AstroNote 2024-15
Type: Object/s-Discovery/Classification
Released: 2024-01-12 12:11:48
ePESSTO+ spectroscopic classification of optical transients
M. Bronikowski (Nova Gorica), K. Grzesiak, M. Gromadzki (Warsaw), A. Kumar (Warwick), X. Sheng (QUB), J. Anderson (ESO…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023abdh [GOTO23bzt]
RA, DEC:04:00:09.300, -45:19:04.94
(60.038750, -45.318039)
Redshift:0.051
Type:SN Ia
See object 2023abdh [GOTO23bzt]
,
2024tt [ATLAS24aoc]
RA, DEC:00:57:25.346, -76:03:34.32
(14.355610, -76.059533)
Redshift:0.069
Type:SN Ia
See object 2024tt [ATLAS24aoc]
,
2024vr [ATLAS24apw]
RA, DEC:02:35:21.118, -25:31:39.24
(38.837990, -25.527566)
Redshift:0.057
Type:SN Ia
See object 2024vr [ATLAS24apw]
,
2023xxs [ATLAS23vvk]
RA, DEC:11:30:23.310, -41:03:42.44
(172.597125, -41.061789)
Redshift:0.012
Type:SN IIP
See object 2023xxs [ATLAS23vvk]
This report includes classifications of three Type Ia's, one Type II.
AstroNote 2024-14
Type: Object/s-Data/Analysis
Released: 2024-01-12 00:13:59
BVR Photometry of 2023wrk in NGC3690
M. Michaud (GSNST) and M.R. Kendurkar (GSNST)
Source Group: GSNST
Keywords: Photometry, Transient, Supernova, Optical
Related Objects:
2023wrk [GOTO23bdo]
RA, DEC:11:28:39.170, +58:33:12.64
(172.163208, 58.553511)
Redshift:0.01
Type:SN Ia
See object 2023wrk [GOTO23bdo]
Here we present multiband photometric follow up observations of SN2023wrk in NGC 3690 discovered by B. Godson et al. (GOTO) on 2023-11-04.229. The observations were done using a 91mm refractor + CMOS…
AstroNote 2024-13
Type: Object/s-Discovery/Classification
Released: 2024-01-11 11:53:23
ePESSTO+ spectroscopic classification of optical transients
M. Gromadzki (Warsaw), N. Ihanec (Warsaw,ING), T. Petrushevska (Nova Gorica), C. Gutierrez (IEEC/ICE-CSIC), X. Sheng (Q…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023acfz [ATLAS23ybp]
RA, DEC:00:56:09.010, -42:56:30.26
(14.037542, -42.941739)
Redshift:0.079
Type:SN Ia
See object 2023acfz [ATLAS23ybp]
This report includes classifications of one Type Ia.
AstroNote 2024-12
Type: Object/s-Discovery/Classification
Released: 2024-01-10 15:59:49
ePESSTO+ spectroscopic classification of optical transients
N. Ihanec (Warsaw,ING), T. Petrushevska (Nova Gorica), M. Gromadzki (Warsaw), C. Gutierrez (IEEC/ICE-CSIC), X. Sheng (Q…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023acbr [ZTF23abvommm]
RA, DEC:02:27:03.193, -09:25:02.40
(36.763306, -9.417335)
Redshift:0.016
Type:SN II
See object 2023acbr [ZTF23abvommm]
,
2024hy [ZTF24aaakprs]
RA, DEC:13:02:03.482, +01:08:05.17
(195.514509, 1.134770)
Redshift:0.086
Type:SN Ia
See object 2024hy [ZTF24aaakprs]
,
2024qc [BGEM J103650.69-260923.7]
RA, DEC:10:36:50.710, -26:09:23.76
(159.211292, -26.156600)
Redshift:0.012
Type:SN II
See object 2024qc [BGEM J103650.69-260923.7]
,
2024uj [ATLAS24api]
RA, DEC:11:07:49.060, -20:01:34.25
(166.954417, -20.026181)
Redshift:0.013
Type:SN Ib-Ca-rich
See object 2024uj [ATLAS24api]
This report includes classifications of one Type Ia, two Type II's. AT 2024uj is a young transient (last non-detection two days ago), showing blue continuum without apparent features. We encourage fo…
AstroNote 2024-11
Type: Object/s-Discovery/Classification
Released: 2024-01-09 15:59:23
ePESSTO+ spectroscopic classification of optical transients
T. Petrushevska (Nova Gorica), N. Ihanec (Warsaw,ING), M. Gromadzki (Warsaw), C. Gutierrez (IEEC/ICE-CSIC), X. Sheng (Q…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023xob [ZTF23abqimmw]
RA, DEC:01:44:47.047, +16:01:04.75
(26.196029, 16.017987)
Redshift:0.105
Type:SN IIn
See object 2023xob [ZTF23abqimmw]
,
2023zgo [ZTF23abqkwzr]
RA, DEC:08:48:54.899, +31:47:00.82
(132.228745, 31.783561)
Redshift:0.232
Type:AGN
See object 2023zgo [ZTF23abqkwzr]
,
2024C [ATLAS24aaj]
RA, DEC:09:43:54.120, -29:43:38.93
(145.975500, -29.727481)
Redshift:0.052
Type:SN IIn
See object 2024C [ATLAS24aaj]
,
2024dy [ATLAS24ada]
RA, DEC:10:46:45.030, +29:54:33.80
(161.687625, 29.909389)
Redshift:0.021
Type:SN IIn
See object 2024dy [ATLAS24ada]
,
2024hm [ATLAS24afl]
RA, DEC:03:24:06.521, -38:43:59.42
(51.027169, -38.733171)
Redshift:0.067
Type:SN Ia
See object 2024hm [ATLAS24afl]
,
2024ka [ATLAS24ahk]
RA, DEC:12:04:09.773, +01:49:33.66
(181.040721, 1.826018)
Redshift:0.017
Type:SN Ib
See object 2024ka [ATLAS24ahk]
This report includes classifications of one Type Ia, one Type Ib, three Type IIn's and one Bowen Fluorescence Flare.
AstroNote 2024-10
Type: Object/s-Discovery/Classification
Released: 2024-01-09 15:23:09
ATLAS24api (AT2024uj): discovery of a young and rapidly rising SN candidate in NGC 3566 (54 Mpc)
S. Srivastav (Oxford), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024uj [ATLAS24api]
RA, DEC:11:07:49.060, -20:01:34.25
(166.954417, -20.026181)
Redshift:0.013
Type:SN Ib-Ca-rich
See object 2024uj [ATLAS24api]
Here we report the ATLAS discovery of the transient ATLAS24api (AT2024uj) in galaxy NGC 3566 at magnitude m_o = 18.59 +/- 0.16. At a distance of 54 Mpc, the transient was discovered on MJD = 60318.3…
AstroNote 2024-9
Type: Object/s-Discovery/Classification
Released: 2024-01-07 15:16:36
AT2024qc in WISEA J103650.74-260918.8 at 55 Mpc
Paul Groot (Radboud , UCT, SAAO), Hugo Tranin (U Barcelona), Paul Vreeswijk (Radboud), Gavin Ramsay (Armagh)
Source Group: BlackGEM
Keywords: Time-domain, Surveys, Photometry, Transient, Optical
Related Objects:
2024qc [BGEM J103650.69-260923.7]
RA, DEC:10:36:50.710, -26:09:23.76
(159.211292, -26.156600)
Redshift:0.012
Type:SN II
See object 2024qc [BGEM J103650.69-260923.7]
We report the discovery of AT2024qc in WISEA J103650.74-260918.8 at 55 Mpc, detected at q_AB = 17.5 with the BlackGEM-4 ("Emerald") telescope.
AstroNote 2024-8
Type: Object/s-Discovery/Classification
Released: 2024-01-07 00:32:35
ATLAS24ahk (AT2024ka): discovery of a candidate SN in CGCG 013-056 (77 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024ka [ATLAS24ahk]
RA, DEC:12:04:09.773, +01:49:33.66
(181.040721, 1.826018)
Redshift:0.017
Type:SN Ib
See object 2024ka [ATLAS24ahk]
Here we report the ATLAS discovery of the transient ATLAS24ahk (AT2024ka) in galaxy CGCG 013-056 at magnitude m_o = 17.77 +/- 0.09. At a distance of 77 Mpc, the transient was discovered on MJD = 603…
AstroNote 2024-7
Type: Object/s-Discovery/Classification
Released: 2024-01-07 00:32:11
ATLAS24ahj (AT2024jz): discovery of a candidate SN in IC 1125 (31 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024jz [ATLAS24ahj]
RA, DEC:15:33:04.830, -01:37:30.58
(233.270125, -1.625161)
Redshift:0.0093
Type:SN Ia
See object 2024jz [ATLAS24ahj]
Here we report the ATLAS discovery of the transient ATLAS24ahj (AT2024jz) in galaxy IC 1125 at magnitude m_o = 18.61 +/- 0.19. At a distance of 31 Mpc, the transient was discovered on MJD = 60312.65…
AstroNote 2024-6
Type: Object/s-Data/Analysis
Released: 2024-01-05 20:44:30
SN 2024gy, a type Ia SN in NGC 4216, in the Virgo cluster of galaxies: LCOGT photometry and position
I. Pérez-Fournon and F. Poidevin (IAC and ULL)
Source Group: SGLF
Keywords: Supernova, Transient, Optical, Time-domain
Related Objects:
2024gy [ASASSN-24ac]
RA, DEC:12:15:51.289, +13:06:56.13
(183.963702, 13.115592)
Redshift:0.001183
Type:SN Ia
See object 2024gy [ASASSN-24ac]
We report LCOGT follow-up photometry and the position of the type Ia SN 2024gy, recently discovered by K. Itagaki, in NGC 4216, in the Virgo cluster of galaxies.
AstroNote 2024-5
Type: Object/s-Discovery/Classification
Released: 2024-01-04 18:33:49
YSE Spectroscopic Classification of Transients with GMOS
Wynn Jacobson-Galán (UCB), Charlotte Angus (QUB), Ryan Foley, Kyle Davis (UCSC), on behalf of the YSE collaboration
Source Group: YSE
Keywords: Spectroscopy, Transient, Supernova, Optical
Related Objects:
2024fa [PS24ca]
RA, DEC:02:25:01.360, -24:47:12.88
(36.255667, -24.786911)
Redshift:0.01
Type:SN II
See object 2024fa [PS24ca]
The Young Supernova Experiment (YSE) collaboration reports the classification of 1 optical transient using the Gemini GMOS-N: 1 type II supernova within days of explosion.
AstroNote 2024-4
Type: Object/s-Discovery/Classification
Released: 2024-01-03 20:32:51
YSE Spectroscopic Classification of Transients with GMOS
Wynn Jacobson-Galán (UCB), J. Gillanders, S. J. Smartt, S. Srivastav, H. Stevance (Oxford), M. Fulton, M. Nicholl, K. W…
Source Group: YSE
Keywords: Transient, Supernova, Spectroscopy, Optical
Related Objects:
2023abbd
RA, DEC:23:02:53.530, +26:01:35.83
(345.723042, 26.026619)
Redshift:0.042
Type:SN Ibn
See object 2023abbd
The Young Supernova Experiment (YSE) collaboration reports the classification of 1 optical transient using the Gemini GMOS-N: 1 type Ibn supernova.
AstroNote 2024-3
Type: Object/s-Discovery/Classification
Released: 2024-01-03 17:05:14
ATLAS24ade (AT2024ee): discovery of a candidate SN in ESO 322- G 020 (46 Mpc)
J. Sommer (LMU/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aa…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024ee [ATLAS24ade]
RA, DEC:12:29:11.480, -40:41:30.84
(187.297833, -40.691900)
Redshift:0.014
Type:SN IIP
See object 2024ee [ATLAS24ade]
Here we report the ATLAS discovery of the transient ATLAS24ade (AT2024ee) in galaxy ESO 322- G 020 at magnitude m_o = 17.88 +/- 0.15. At a distance of 46 Mpc, the transient was discovered on MJD = 6…
AstroNote 2024-2
Type: Object/s-Discovery/Classification
Released: 2024-01-01 20:00:09
ATLAS24abg (AT2024I): discovery of a candidate SN in 2MASX J14121130-2658267 (94 Mpc)
K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2024I [ATLAS24abg]
RA, DEC:14:12:11.011, -26:58:24.88
(213.045880, -26.973577)
Redshift:
Type:
See object 2024I [ATLAS24abg]
Here we report the ATLAS discovery of the transient ATLAS24abg (AT2024I) in galaxy 2MASX J14121130-2658267 at magnitude m_o = 18.46 +/- 0.16. At a distance of 94 Mpc, the transient was discovered on…
AstroNote 2024-1
Type: Object/s-Discovery/Classification
Released: 2024-01-01 12:23:08
ePESSTO+ spectroscopic classification of optical transients
S. Brennan, S. Barmentloo, P. Pessi, J. Sollerman, A. Gkini (OKC/SU), L. Galbany (ICE), J. Anderson (ESO), T.-W. Chen (…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023abdl [PS23mnz]
RA, DEC:01:03:10.410, -14:00:34.24
(15.793376, -14.009512)
Redshift:0.1
Type:SN Ia
See object 2023abdl [PS23mnz]
,
2023abdv [ATLAS23xvm]
RA, DEC:01:11:08.470, -13:56:38.72
(17.785293, -13.944088)
Redshift:0.052
Type:SN Ia-91bg-like
See object 2023abdv [ATLAS23xvm]
,
2023abdz [ATLAS23xuf]
RA, DEC:04:53:35.937, -76:00:25.04
(73.399738, -76.006957)
Redshift:0.05
Type:SN Ia
See object 2023abdz [ATLAS23xuf]
,
2023accg [ATLAS23xzc]
RA, DEC:07:53:11.219, -22:17:40.36
(118.296747, -22.294544)
Redshift:0.024
Type:SN Ia
See object 2023accg [ATLAS23xzc]
,
2023acdv [ATLAS23xzs]
RA, DEC:13:32:45.130, -13:02:49.81
(203.188042, -13.047169)
Redshift:0.023
Type:SN Ia-91bg-like
See object 2023acdv [ATLAS23xzs]
This report includes classifications of 5 Type Ia supernovae.
AstroNote 2023-362
Type: Object/s-Discovery/Classification
Released: 2023-12-31 11:52:42
ePESSTO+ spectroscopic classification of optical transients
S. Barmentloo, P. Pessi, S. Brennan, J. Sollerman (OKC/SU), M. Fulton (QUB), M. Gromadzki (Warsaw), J. Anderson (ESO), …
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023absw [ATLAS23xxa]
RA, DEC:00:49:00.552, -49:54:52.94
(12.252298, -49.914705)
Redshift:0.08
Type:SN Ia
See object 2023absw [ATLAS23xxa]
,
2023zzj [ZTF23abteoep]
RA, DEC:03:24:46.935, +02:49:50.99
(51.195562, 2.830830)
Redshift:0.12
Type:SN Ia
See object 2023zzj [ZTF23abteoep]
,
2023abjs [ATLAS23xwi]
RA, DEC:03:38:51.894, -34:21:47.82
(54.716225, -34.363285)
Redshift:0.063
Type:SN Ia
See object 2023abjs [ATLAS23xwi]
,
2023aaui [ATLAS23xus]
RA, DEC:03:43:36.009, -11:53:13.09
(55.900038, -11.886970)
Redshift:0
Type:CV
See object 2023aaui [ATLAS23xus]
,
2023xth [ZTF23abqkppm]
RA, DEC:06:44:45.142, +31:03:40.02
(101.188091, 31.061117)
Redshift:0.017
Type:SN II
See object 2023xth [ZTF23abqkppm]
,
2023utm [ATLAS23ubl]
RA, DEC:06:50:51.760, -60:24:18.20
(102.715668, -60.405056)
Redshift:0.33
Type:SLSN-I
See object 2023utm [ATLAS23ubl]
,
2023ysa [Gaia23dlm]
RA, DEC:12:39:15.200, -26:54:27.79
(189.813333, -26.907719)
Redshift:0.01
Type:SN Ib
See object 2023ysa [Gaia23dlm]
This report includes classifications of 3 Type Ia SNe, 1 Type II SN, 1 Type Ic SLSN, 1 Type Ib SN, and 1 CV.
AstroNote 2023-361
Type: Object/s-Discovery/Classification
Released: 2023-12-30 22:28:47
The fast transient AT2023abbd discovered in Gaia, Pan-STARRS and ATLAS data
M. Fulton, (QUB) S. J. Smartt, S. Srivastav, J. Gillanders (Oxford), K. W. Smith, D. R. Young, M. Nicholl, T. Moore, M…
Source Group: Pan-STARRS
Keywords: Supernova, Transient
Related Objects:
2023abbd
RA, DEC:23:02:53.530, +26:01:35.83
(345.723042, 26.026619)
Redshift:0.042
Type:SN Ibn
See object 2023abbd
We highlight the unusual fast evolving nature of AT2023abbd. Discovered by Gaia Alerts, it has a fast rise and fade measured in Pan-STARRS and ATLAS survey data. The transient lies within the thin ed…
AstroNote 2023-360
Type: Object/s-Discovery/Classification
Released: 2023-12-30 13:54:46
ePESSTO+ spectroscopic classification of optical transients
S. Barmentloo, P. Pessi, S. Brennan, J. Sollerman (OKC/SU), M. Gromadzki (Warsaw), J. Anderson (ESO), T.-W. Chen (NCU)…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023aaqu [ATLAS23xua]
RA, DEC:00:23:10.430, -52:25:15.42
(5.793458, -52.420950)
Redshift:0.031
Type:SN Ia
See object 2023aaqu [ATLAS23xua]
,
2023acbq [ZTF23abvtzdz]
RA, DEC:03:13:18.855, +17:59:27.88
(48.328563, 17.991079)
Redshift:0.035
Type:SN Ia
See object 2023acbq [ZTF23abvtzdz]
,
2023zvf [ATLAS23xtf]
RA, DEC:05:25:59.237, -44:18:30.34
(81.496820, -44.308428)
Redshift:
Type:
See object 2023zvf [ATLAS23xtf]
This report includes classifications of 2 Type Ia supernovae and one unknown object.
AstroNote 2023-359
Type: Object/s-Discovery/Classification
Released: 2023-12-28 13:54:31
ATLAS23xxs (AT2023abtj): discovery of a candidate SN in galaxy CGCG 521-028 (53.4 Mpc)
X. Sheng, K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, A. Aamer (QUB), P. Ramsde…
Source Group: ATLAS
Keywords: Transient, Supernova
Here we report the ATLAS discovery of the transient ATLAS23xxs (AT2023abtj) in galaxy CGCG 521-028 at magnitude m_o = 18.11 +/- 0.10. At a distance of 53.4 Mpc, the transient was discovered on MJD …
AstroNote 2023-358
Type: Object/s-Discovery/Classification
Released: 2023-12-27 17:01:22
ATLAS23xws (AT2023abqf): discovery of a candidate SN in 2MASS J09461985+0304081 (87.7 Mpc)
X. Sheng, M. Nicholl, M. Fulton, K. W. Smith, D. R. Young, M. McCollum, T. Moore, J. Weston, A. Aamer (QUB), P. Ramsden…
Source Group: ATLAS
Keywords: Supernova
Here we report the ATLAS discovery of the transient ATLAS23xws (AT2023abqf) in galaxy 2MASS J09461985+0304081 at magnitude m_o = 18.51 +/- 0.18. At a distance of 87.7 Mpc, the transient was discove…
AstroNote 2023-357
Type: Object/s-Discovery/Classification
Released: 2023-12-24 17:00:48
ATLAS23xvb (AT2023abdi): discovery of a candidate SN in galaxy KUG 1159+338 (105 Mpc)
X. Sheng, M. Fulton, K. W. Smith, D. R. Young, M. Nicholl, M. McCollum, T. Moore, J. Weston, A. Aamer, (QUB), P. Rams…
Source Group: ATLAS
Keywords: Supernova
Here we report the ATLAS discovery of the transient ATLAS23xvb (AT2023abdi) in galaxy KUG 1159+338 at magnitude m_o = 17.85 +/- 0.11. At a distance of 105 Mpc, the transient was discovered on MJD …
AstroNote 2023-356
Type: Object/s-Discovery/Classification
Released: 2023-12-24 14:33:27
ATLAS23xva (AT2023abdg): discovery of a fast rising candidate SN in NGC 7421 (28 Mpc)
X. Sheng, M. Fulton, K. W. Smith, D. R. Young, M. Nicholl, M. McCollum, T. Moore, J. Weston, P. Ramsden (QUB), A. Aame…
Source Group: ATLAS
Keywords: Supernova
Here we report the ATLAS discovery of the transient ATLAS23xva (AT2023abdg) in galaxy NGC 7421 at magnitude m_o = 14.50 +/- 0.01. At a distance of 28 Mpc, the transient was discovered on MJD = 60302…
AstroNote 2023-355
Type: Object/s-Discovery/Classification
Released: 2023-12-22 14:13:15
ePESSTO+ spectroscopic classification of optical transients
P. Pessi (OKC/SU), S. Barmentloo (OKC/SU), T. Schweyer (OKC/SU), J. Sollerman (OKC/SU), S. Benetti (INAF OAPd), G. Dimi…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2023xor [ATLAS23vmb]
RA, DEC:23:06:38.263, -35:38:56.48
(346.659429, -35.649021)
Redshift:0.047
Type:SN II
See object 2023xor [ATLAS23vmb]
,
2023zrc [ATLAS23xed]
RA, DEC:01:08:10.691, -36:03:35.66
(17.044547, -36.059907)
Redshift:0.12
Type:SN Ia
See object 2023zrc [ATLAS23xed]
,
2023zia [PS23lqn]
RA, DEC:05:08:21.247, -24:48:58.81
(77.088528, -24.816336)
Redshift:0.062
Type:SN Ia
See object 2023zia [PS23lqn]
,
2023aael [GOTO23btt]
RA, DEC:02:36:30.762, -45:52:51.07
(39.128174, -45.880854)
Redshift:0.11
Type:SN Ia
See object 2023aael [GOTO23btt]
,
2023zpo [ZTF23abspatf]
RA, DEC:08:15:46.264, -10:13:23.05
(123.942769, -10.223070)
Redshift:0.097
Type:SN Ia
See object 2023zpo [ZTF23abspatf]
,
2023aald [ZTF23abuffza]
RA, DEC:08:10:57.250, +14:14:33.44
(122.738544, 14.242622)
Redshift:0.076
Type:SN Ia
See object 2023aald [ZTF23abuffza]
,
2023aait [ATLAS23xot]
RA, DEC:09:49:24.900, -13:57:17.14
(147.353750, -13.954761)
Redshift:0.048
Type:SN Ia
See object 2023aait [ATLAS23xot]
,
2023zec [ATLAS23wxg]
RA, DEC:22:58:05.548, -46:12:39.65
(344.523117, -46.211015)
Redshift:0.049
Type:SN II
See object 2023zec [ATLAS23wxg]
,
2023zzn [ATLAS23xjb]
RA, DEC:03:07:26.808, -42:39:31.22
(46.861701, -42.658672)
Redshift:0.094
Type:SLSN-I
See object 2023zzn [ATLAS23xjb]
,
2023yxi [ATLAS23wsr]
RA, DEC:03:09:40.267, -31:13:22.37
(47.417777, -31.222880)
Redshift:0.064
Type:SN II
See object 2023yxi [ATLAS23wsr]
,
2023aabw [PS23lut]
RA, DEC:08:13:40.595, -19:21:57.74
(123.419147, -19.366040)
Redshift:0
Type:
See object 2023aabw [PS23lut]
This report includes the classification of 6 Type Ia supernovae, 3 Type II supernovae and 1 SLSN-I supernova.

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