Showing results 1 to 50 out of 1,662
Released: 2025-06-22 17:10:05
Keck/LRIS spectroscopy of AT2025ngt
Daniel A. Perley (LJMU), Anna Y. Q. Ho (Cornell), WeiKang Zhengg (UC Berkeley), Alexei V. Filippenko (UC Berkeley), Tho…
Source Group: ZTF
Related Objects:
2025ngt [ZTF25aaurzyo]
RA, DEC:19:09:04.262, +47:52:47.04
(287.267757, 47.879733)
Redshift:0.0972
Type:SN Ic-BL
Related Notes:
We present spectroscopy of the fast-rising optical transient AT2025ngt, showing it to be a peculiar Type Ic-BL supernova.
Released: 2025-06-20 12:42:02
SLSN and TDE candidates from NEEDLE on Lasair
X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, A. Aamer, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB),…
Source Group: OxQUB
Related Objects:
2025lsl [ZTF25aaoxgmt]
RA, DEC:16:29:25.326, +37:50:03.05
(247.355527, 37.834180)
Redshift:
Type:
,
2025ndr [ZTF25aatpeel]
RA, DEC:20:25:19.322, -02:29:59.80
(306.330508, -2.499945)
Redshift:
Type:
,
2025nxr [ZTF25aavgrko]
RA, DEC:12:57:40.081, +55:14:05.41
(194.417004, 55.234835)
Redshift:
Type:
,
2025npl [ZTF25aauxyrt]
RA, DEC:13:10:55.265, +19:20:07.85
(197.730270, 19.335515)
Redshift:
Type:
We report 3 SLSN and 1 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…
Released: 2025-06-18 21:48:04
ATLAS25gey (AT2025nwy): discovery of a candidate SN in 2MASX J21173698-2247338 (105 Mpc)
E. Boyd (Glenlola Collegiate), C. Kukuckova, N. Keenan (Belfast High School), K. W. Smith (Oxford/QUB), D. R. Young, M…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025nwy [ATLAS25gey]
RA, DEC:21:17:39.158, -22:47:26.78
(319.413160, -22.790773)
Redshift:0.025981
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25gey (AT2025nwy) in galaxy 2MASX J21173698-2247338 at magnitude m_o = 16.94 +/- 0.06. At a distance of 105 Mpc, the transient was discovered…
Released: 2025-06-18 17:37:53
ATLAS25gfe (AT2025nzi): discovery of a candidate SN in NGC 4615 (65 Mpc)
N. Keenan, C. Kukuckova (Belfast High School), E. Boyd (Glenlola Collegiate), T. Moore (QUB), K. W. Smith (Oxford/QUB)…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025nzi [ATLAS25gfe]
RA, DEC:12:41:36.862, +26:04:19.86
(190.403593, 26.072184)
Redshift:0.015797
Type:SN Ib
Here we report the ATLAS discovery of the transient ATLAS25gfe (AT2025nzi) in galaxy NGC 4615 at magnitude m_c = 19.02 +/- 0.15. At a distance of 65 Mpc, the transient was discovered on MJD = 60844…
Released: 2025-06-17 19:06:18
ePESSTO+ spectroscopic classification of optical transients
P. J. Pessi (SU), E. Concepcion (UNG), M. Gromadzki (Warsaw), N. Ihanec (ING, Warsaw), G. Pignata (UTA), M. Dennefeld (…
Source Group: ePESSTO+
Related Objects:
2025jyz [ATLAS25euu]
RA, DEC:00:33:26.729, -67:45:03.80
(8.361369, -67.751056)
Redshift:0.026
Type:SN II
,
2025mlo [ATLAS25fsq]
RA, DEC:23:19:55.198, -71:32:14.62
(349.979990, -71.537394)
Redshift:0.06
Type:SN II
,
2025mqf [ATLAS25fun]
RA, DEC:22:31:27.238, -45:08:45.62
(337.863493, -45.146007)
Redshift:0.115
Type:SN IIn
,
2025msq [ATLAS25fvq]
RA, DEC:01:26:30.611, -39:39:44.03
(21.627545, -39.662230)
Redshift:0.099
Type:SN
,
2025mzi [ATLAS25fyd]
RA, DEC:09:08:44.516, -38:36:05.87
(137.185484, -38.601631)
Redshift:0.014
Type:SN II
,
2025mzk [ATLAS25fye]
RA, DEC:16:59:30.416, -33:49:59.64
(254.876733, -33.833233)
Redshift:0.05
Type:SN Ia
,
2025nbm [ATLAS25fyz]
RA, DEC:01:56:34.339, -43:18:16.16
(29.143078, -43.304490)
Redshift:0.09
Type:SN Ia
,
2025nki [ATLAS25gca]
RA, DEC:13:09:56.690, -33:34:47.72
(197.486210, -33.579923)
Redshift:0.08
Type:SN Ia
,
2025nlf [GOTO25dlm]
RA, DEC:22:51:08.623, -76:22:38.67
(342.785930, -76.377409)
Redshift:0.063
Type:SN Ia
,
2025nlv [GOTO25dlq]
RA, DEC:01:47:09.560, -81:11:40.94
(26.789832, -81.194705)
Redshift:0.09
Type:SN Ia-pec
,
2025nlx [ATLAS25gcf]
RA, DEC:11:13:45.902, -34:03:10.31
(168.441258, -34.052864)
Redshift:0.022
Type:SN II
,
2025nmx [GOTO25dmu]
RA, DEC:13:34:35.591, -35:20:51.44
(203.648294, -35.347622)
Redshift:0.046
Type:SN Ic
,
2025nmy [GOTO25dmv]
RA, DEC:12:59:19.526, -32:32:43.95
(194.831358, -32.545543)
Redshift:0.095
Type:SN Ia
,
2025nna [GOTO25dmw]
RA, DEC:13:07:42.090, -33:33:21.92
(196.925376, -33.556088)
Redshift:0.047
Type:SN
,
2025nnc [GOTO25dnd]
RA, DEC:14:11:49.262, -32:05:32.02
(212.955257, -32.092229)
Redshift:0.133
Type:SN Ia
,
2025nok [ATLAS25gds]
RA, DEC:13:24:57.732, -43:01:42.68
(201.240550, -43.028522)
Redshift:0.002
Type:Nova
,
2025neg [MASTER OT J123453.52-483804.6]
RA, DEC:12:34:53.520, -48:38:04.60
(188.723000, -48.634611)
Redshift:0
Type:CV
,
2025nab [GOTO25djs]
RA, DEC:20:33:44.469, -49:13:54.29
(308.435286, -49.231748)
Redshift:
Type:
This report includes classifications of 7 Type Ia's, 5 Type II's., 1 Type Ic, 2 featurless SN, a CV and a Nova. We encourage followup observations.
Released: 2025-06-15 23:18:59
ATLAS25gdu (AT2025noo): discovery of a candidate SN in CGCG 241-092 (85 Mpc)
H. Stevance (Oxford), K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025noo [ATLAS25gdu]
RA, DEC:11:10:55.971, +46:56:35.86
(167.733214, 46.943294)
Redshift:0.019645
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25gdu (AT2025noo) in galaxy CGCG 241-092 at magnitude m_o = 19.01 +/- 0.19. At a distance of 85 Mpc, the transient was discovered on MJD = 60…
Released: 2025-06-15 06:57:53
ATLAS25gde (AT2025nno): discovery of a candidate SN in UGC 12720 (71 Mpc)
H. Stevance (Oxford/QUB), T. Moore (QUB), K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, J…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025nno [ATLAS25gde]
RA, DEC:23:39:10.608, +05:29:18.30
(354.794199, 5.488416)
Redshift:0.01881
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25gde (AT2025nno) in galaxy UGC 12720 at magnitude m_o = 18.44 +/- 0.15. At a distance of 71 Mpc, the transient was discovered on MJD = 60840…
Released: 2025-06-13 12:09:24
ATLAS25gbx (AT2025nkf): discovery of a candidate SN in NGC 3040 NED01 (101 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025nkf [ATLAS25gbx]
RA, DEC:09:53:03.796, +19:26:26.71
(148.265816, 19.440754)
Redshift:0.0254
Type:SN IIb
Here we report the ATLAS discovery of the transient ATLAS25gbx (AT2025nkf) in galaxy NGC 3040 NED01 at magnitude m_o = 18.5 +/- 0.15. At a distance of 101 Mpc, the transient was discovered on MJD = …
Released: 2025-06-13 09:39:20
SLSN and TDE candidates from NEEDLE on Lasair
C. R. Angus, A. Aamer, X. Sheng, M. Nicholl, K. W. Smith, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB),…
Source Group: OxQUB
Related Objects:
2025nan [ZTF25aatnxnh]
RA, DEC:18:14:40.656, +40:41:54.38
(273.669401, 40.698438)
Redshift:
Type:
,
2025mpc [ZTF25aasnywm]
RA, DEC:21:20:02.924, +32:06:50.54
(320.012183, 32.114038)
Redshift:
Type:
,
2025mbs [ZTF25aarxyue]
RA, DEC:15:29:26.959, -03:29:29.63
(232.362330, -3.491565)
Redshift:
Type:
,
2025llc [ZTF25aarmjkf]
RA, DEC:19:20:17.693, +58:02:33.94
(290.073719, 58.042761)
Redshift:
Type:
,
2025nff [ZTF25aauhbwo]
RA, DEC:21:04:58.938, -03:32:29.65
(316.245576, -3.541571)
Redshift:0.083
Type:SN Ia
Related Notes:
We report 4 SLSN and 1 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…
Released: 2025-06-12 16:02:52
ATLAS25gbg (AT2025ngi): discovery of a candidate SN in ESO 187- G 058 (47 Mpc)
S. Srivastav, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng,…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025ngi [ATLAS25gbg]
RA, DEC:21:12:11.004, -57:16:17.67
(318.045848, -57.271576)
Redshift:0.01116
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25gbg (AT2025ngi) in galaxy ESO 187- G 058 at magnitude m_o = 17.62 +/- 0.10. At a distance of 47 Mpc, the transient was discovered on MJD = 6…
Released: 2025-06-11 14:40:02
ZTF superluminous supernova candidates
Ragnhild Lunnan (OKC), Daniel A. Perley, Jacob Wise (LJMU), Priscila Pessi, Anamaria Gkini, Sean Brennan, Jesper Soller…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2025lsl [ZTF25aaoxgmt]
RA, DEC:16:29:25.326, +37:50:03.05
(247.355527, 37.834180)
Redshift:
Type:
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
,
2025evp [ZTF25aaispqu]
RA, DEC:06:05:45.985, +48:29:48.79
(91.441604, 48.496885)
Redshift:
Type:
,
2025kkb [ZTF25aaofttb]
RA, DEC:13:11:37.507, +10:19:59.24
(197.906279, 10.333123)
Redshift:
Type:
,
2025inr [ZTF25aaomnws]
RA, DEC:15:23:10.920, +76:01:00.84
(230.795500, 76.016901)
Redshift:0.176
Type:SN
,
2025gyv [ZTF25aalsbpm]
RA, DEC:10:38:24.082, +68:02:25.02
(159.600343, 68.040284)
Redshift:
Type:
We report 6 ZTF superluminous supernova candidates selected by our software filter and subsequent human vetting. In this sample, a typical rise time is longer than 30 days and a typical peak r-band m…
Released: 2025-06-08 10:37:58
ATLAS25fyr (AT2025nat): discovery of a candidate SN in NGC 4475 (105 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025nat [ATLAS25fyr]
RA, DEC:12:29:48.488, +27:14:10.24
(187.452032, 27.236177)
Redshift:0.02466
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25fyr (AT2025nat) in galaxy NGC 4475 at magnitude m_o = 18.36 +/- 0.12. At a distance of 105 Mpc (redshift independent, from NED), the transie…
Released: 2025-06-08 01:52:46
Classification of supernovae with LDSS-3
Emilio Hueichapan (UDP), Regis Cartier (UA), José Prieto (UDP)
Related Objects:
2025mya [GOTO25dim]
RA, DEC:14:16:52.275, -36:29:31.97
(214.217813, -36.492213)
Redshift:0.027
Type:SN Ia
,
2025mlb [ATLAS25fui]
RA, DEC:14:14:31.683, -10:42:12.88
(213.632011, -10.703578)
Redshift:0.041
Type:SN II
,
2025mxg [GOTO25dhb]
RA, DEC:18:57:05.307, -62:18:38.85
(284.272114, -62.310792)
Redshift:0.013
Type:SN II
This report includes the classification of 2 Type Ia and 1 Type II Supernovae.
Released: 2025-06-06 21:48:01
NOT spectroscopic classifications of optical transients
Gerard García Moreno, Mathias Gort, Nadejda Blagorodnova (ICCUB), John A. Paice (Durham), Marco A. Gómez-Muñoz, Hugo T…
Source Group: BlackGEM
Related Objects:
2020nkz [Gaia20cxx]
RA, DEC:16:04:10.560, +14:56:18.35
(241.044000, 14.938431)
Redshift:0
Type:CV
,
2025iww [ZTF25aaoqyej]
RA, DEC:14:56:15.284, -05:54:37.35
(224.063685, -5.910376)
Redshift:0.1
Type:SN Ia
,
2025kha [ZTF25aaptvbh]
RA, DEC:14:54:53.363, +05:30:04.21
(223.722345, 5.501170)
Redshift:0.06
Type:SN II
,
2025koz [ZTF25aaqocue]
RA, DEC:16:09:17.649, +09:40:46.49
(242.323537, 9.679582)
Redshift:0.1
Type:SN Ic-BL
,
2025lji [KATS25K010]
RA, DEC:22:50:29.060, +65:19:23.30
(342.621083, 65.323139)
Redshift:
Type:
,
2025ljk [KATS25K012]
RA, DEC:18:24:05.340, -22:33:35.20
(276.022250, -22.559778)
Redshift:0
Type:
,
2025ljt [ZTF25aardghz]
RA, DEC:16:53:20.693, -08:25:32.30
(253.336220, -8.425638)
Redshift:0
Type:CV
,
2025lsf [GOTO25dad]
RA, DEC:14:27:59.667, +05:38:49.76
(216.998612, 5.647155)
Redshift:0.05
Type:SN II
,
2025lyx [ZTF25aarzkbz]
RA, DEC:20:59:34.251, -17:44:31.49
(314.892711, -17.742080)
Redshift:
Type:
We report the spectroscopic classification with NOT/ALFOSC of 9 optical transients. 3 CVs, 1 SN Ia, 1 SN Ic-BL, 2 SN II, 1 featureless continuum, and 1 Microlensing event.
Released: 2025-06-06 11:58:41
SLSN candidates from NEEDLE on Lasair
X. Sheng, A. Aamer, M. Nicholl, K. W. Smith, C. R. Angus, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB)…
Source Group: OxQUB
Related Objects:
2025llc [ZTF25aarmjkf]
RA, DEC:19:20:17.693, +58:02:33.94
(290.073719, 58.042761)
Redshift:
Type:
,
2025muz [ZTF25aaspqos]
RA, DEC:13:17:36.251, -12:06:01.19
(199.401046, -12.100329)
Redshift:
Type:
,
2025inr [ZTF25aaomnws]
RA, DEC:15:23:10.920, +76:01:00.84
(230.795500, 76.016901)
Redshift:0.176
Type:SN
We report 3 SLSN candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these events.
Released: 2025-06-05 14:56:38
ATLAS25fxl (AT2025myc): discovery of a candidate SN in 2MFGC 01200 (83 Mpc)
C. R. Angus (QUB), K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. S…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025myc [ATLAS25fxl]
RA, DEC:01:34:34.470, -03:20:50.42
(23.643627, -3.347340)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS25fxl (AT2025myc) in galaxy 2MFGC 01200 at magnitude m_c = 18.7 +/- 0.15. At a distance of 83 Mpc, the transient was discovered on MJD = 6…
Released: 2025-06-04 17:30:44
Kinder follow-up observations of SN 2025mvn (ATLAS25fwv) with Altay telescopes
S. Yang, Z. N. Wang, L. L. Fan (all HNAS), Z.P. Zhu, X. Liu, S.Q. Jiang, J. An, D. Xu (all NAOC), S.Y. Fu (HUST), A. Ar…
Source Group: Kinder
Keywords: Transient
Related Objects:
2025mvn [ATLAS25fwv]
RA, DEC:13:13:27.860, +36:35:11.72
(198.366085, 36.586589)
Redshift:0.002912
Type:SN II
Related Notes: ,
We observed SN 2025mvn (ATLAS25fwv) using the 1-meter telescopes in Altay, Xinjiang. Our observations confirm a rapid rise of 0.7 magnitudes in the r-band within 9 hours following the discovery, cons…
Released: 2025-06-03 11:19:01
ATLAS25fwv (AT2025mvn): discovery of a candidate SN in NGC 5033 (18 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025mvn [ATLAS25fwv]
RA, DEC:13:13:27.860, +36:35:11.72
(198.366085, 36.586589)
Redshift:0.002912
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25fwv (AT2025mvn) in galaxy NGC 5033 at magnitude m_o = 18.22 +/- 0.14. At a distance of 18 Mpc, the transient was discovered on MJD = 60829…
Released: 2025-06-03 11:03:00
ATLAS25fwt (AT2025mve): discovery of a candidate SN in NGC 2749 (56 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025mve [ATLAS25fwt]
RA, DEC:09:05:21.386, +18:18:29.98
(136.339108, 18.308327)
Redshift:0.013811
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25fwt (AT2025mve) in galaxy NGC 2749 at magnitude m_o = 17.28 +/- 0.13. At a distance of 56 Mpc (redshift independent, from NED), the transie…
Released: 2025-06-02 21:23:56
ATLAS25fwd (AT2025mty): discovery of a candidate SN in GALEXASC J030323.38-281834.5 (84 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025mty [ATLAS25fwd]
RA, DEC:03:03:23.045, -28:18:42.79
(45.846022, -28.311886)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS25fwd (AT2025mty) in galaxy GALEXASC J030323.38-281834.5 at magnitude m_o = 17.67 +/- 0.09. At a distance of 84 Mpc, the transient was discov…
Released: 2025-06-01 21:34:13
ATLAS25fvu (AT2025msx): discovery of a candidate SN in NGC 3987 (59 Mpc)
K. W. Smith (Oxford/QUB), C. R. Angus, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025msx [ATLAS25fvu]
RA, DEC:11:57:17.685, +25:11:14.75
(179.323688, 25.187430)
Redshift:0.014
Type:SN Ic-BL
Here we report the ATLAS discovery of the transient ATLAS25fvu (AT2025msx) in galaxy NGC 3987 at magnitude m_o = 18.91 +/- 0.19. At a distance of 59 Mpc (redshift independent, from NED), the transie…
Released: 2025-06-01 21:06:59
ATLAS25fvx (AT2025msz): discovery of a candidate SN in LEDA 2207802 (74 Mpc)
C. R. Angus (QUB), K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. S…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025msz [ATLAS25fvx]
RA, DEC:23:20:38.959, +42:51:55.54
(350.162330, 42.865427)
Redshift:0.016692
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25fvx (AT2025msz) in galaxy LEDA 2207802 at magnitude m_c = 17.29 +/- 0.04. At a distance of 74 Mpc, the transient was discovered on MJD = 6…
Released: 2025-06-01 07:35:48
Classification of SN 2025mqc (ZTF25aatdgae) as a Type Ib Supernova
Wynn Jacobson-Galán (Caltech)
Source Group: ZTF
Related Objects:
2025mqc [ATLAS25fue]
RA, DEC:12:43:52.250, -00:33:39.74
(190.967707, -0.561040)
Redshift:0.0087
Type:SN Ib
We report the classification of SN 2025mqc as a young type Ib supernova in NGC 4653 at ~38 Mpc.
Released: 2025-05-31 17:51:45
ATLAS25fue (AT2025mqc): discovery of a candidate SN in NGC 4653 (38 Mpc)
H. Stevance (Oxford/QUB), S.J. Smartt, A. Aamer (QUB), K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025mqc [ATLAS25fue]
RA, DEC:12:43:52.250, -00:33:39.74
(190.967707, -0.561040)
Redshift:0.0087
Type:SN Ib
Here we report the ATLAS discovery of the transient ATLAS25fue (AT2025mqc) in galaxy NGC 4653 at magnitude m_o = 18.58 +/- 0.2. At a distance of 38 Mpc, the transient was discovered on MJD = 60824.3…
Released: 2025-05-31 14:34:17
ePESSTO+ spectroscopic classification of optical transients
C. F. Aster (Cardiff), S. P. Cosentino (University of Catania), T. Petrushevska (Nova Gorica), A. Reguitti (INAF, IT), …
Source Group: ePESSTO+
Related Objects:
2025lxm [ZTF25aarnyuv]
RA, DEC:12:03:56.026, +20:25:50.53
(180.983442, 20.430703)
Redshift:0.022
Type:SN Ia-91bg-like
,
2025mgx [ZTF25aarxgcb]
RA, DEC:16:11:12.837, +29:31:48.83
(242.803489, 29.530230)
Redshift:0.091
Type:SN Ic
,
2025kne [ATLAS25ezd]
RA, DEC:13:41:02.619, +14:54:05.16
(205.260911, 14.901434)
Redshift:0.042
Type:SN II
,
2025mlr [ATLAS25fsx]
RA, DEC:23:22:27.449, -38:57:03.83
(350.614370, -38.951062)
Redshift:0.11
Type:SN Ia
Related Notes:
This report includes classifications of 1 Type 1a, 1 Type Ia-91T-like, 1 Type II, and 1 Type Ic. We encourage followup observations.
Released: 2025-05-31 14:32:58
WFST0617iqnc (AT 2025mba): discovery of an FBOT candidate
Kexin Yu, Dezheng Meng, Zelin Xu, Weiyu Wu, Zhengyan Liu, Junhan Zhao, Ziqing Jia, Ji-an Jiang (USTC) on behalf of the …
Source Group: WFST
Related Objects:
2025mba [WFST0617iqnc]
RA, DEC:13:17:05.306, +01:49:46.64
(199.272110, 1.829623)
Redshift:
Type:
Related Notes: ,
We report an FBOT candidate WFST0617iqnc (AT 2025mba) discovered by the WFST deep high-cadence ugr-bands survey.
Released: 2025-05-30 17:05:58
ePESSTO+ spectroscopic classification of optical transients
S. P. Cosentino (University of Catania), C. F. Aster (Cardiff), A. Reguitti (INAF, IT), T. Petrushevska (Nova Gorica), …
Source Group: ePESSTO+
Related Objects:
2025lfn [ZTF25aargdqx]
RA, DEC:20:11:40.791, -08:07:46.24
(302.919961, -8.129511)
Redshift:0.109
Type:SN Ia
,
2025lzu [ATLAS25fob]
RA, DEC:21:39:55.024, +06:00:12.08
(324.979266, 6.003357)
Redshift:0
Type:SN
,
2025lsr [ZTF25aarrupv]
RA, DEC:19:54:21.540, -18:42:51.24
(298.589749, -18.714234)
Redshift:0
Type:SN
,
2025lwz [ATLAS25fjc]
RA, DEC:22:54:43.666, +07:51:43.39
(343.681942, 7.862052)
Redshift:0.023586
Type:SN IIn
This report includes classifications of 1 Type Ia, 1 Type II, 1 SN and 1 blue and featureless object. We encourage followup observations.
Released: 2025-05-30 13:45:43
SLSN and TDE candidates from NEEDLE on Lasair
X. Sheng, A. Aamer, M. Nicholl, K. W. Smith, C. R. Angus, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB),…
Source Group: OxQUB
Related Objects:
2025ljo [ZTF25aarczrv]
RA, DEC:14:14:20.821, -22:49:28.51
(213.586753, -22.824585)
Redshift:
Type:
,
2025lhj [ZTF25aaqkbuo]
RA, DEC:20:47:55.528, +11:58:03.58
(311.981368, 11.967662)
Redshift:
Type:
,
2025klu [ZTF25aaqjbme]
RA, DEC:17:25:34.096, +12:52:51.32
(261.392067, 12.880923)
Redshift:
Type:
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
,
2025mbu [ZTF25aarbwlz]
RA, DEC:10:18:33.736, +29:52:19.20
(154.640567, 29.872001)
Redshift:
Type:
Related Notes: ,
We report 4 SLSN and 1 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…
Released: 2025-05-28 23:14:07
ZTF Classification of ZTF25aaptkov (AT 2025kkj) and ZTF25aaplxiz (AT 2025lxx) as likely TDEs
R. Stein (JSI), E. Hammerstein (UC Berkeley), R. Chornock (UC Berkeley), Y. Yao (UC Berkeley), J. Carney (UNC), I. Andr…
Source Group: ZTF
Related Objects:
2025kkj [ZTF25aaptkov]
RA, DEC:14:51:52.579, +08:54:18.17
(222.969079, 8.905047)
Redshift:0.292
Type:TDE
,
2025lxx [ZTF25aaplxiz]
RA, DEC:15:49:37.195, +52:19:15.53
(237.404978, 52.320982)
Redshift:0.145
Type:TDE-He
We report the classification of optical transients ZTF25aaptkov/AT 2025kkj and ZTF25aaplxiz/AT 2025lxx as tidal disruption events (TDEs). The sources were selected by the tdescore ML classifier (Stei…
Released: 2025-05-27 14:37:01
Hostless candidates detected by ELEPHANT
R. Durgesh (independent), P. Pessi (OKC), E. E. O. Ishida (CNRS), E. E. Hayes (KIC), L. Nakazono (USP), R. A. P. Olivei…
Source Group: COIN
Related Objects:
2025kyx [ZTF25aaqzjoy]
RA, DEC:18:58:25.588, +84:44:00.92
(284.606617, 84.733589)
Redshift:
Type:
,
2025kkb [ZTF25aaofttb]
RA, DEC:13:11:37.507, +10:19:59.24
(197.906279, 10.333123)
Redshift:
Type:
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
,
2025lfj [ZTF25aaqowtn]
RA, DEC:14:31:06.594, +19:49:21.38
(217.777477, 19.822605)
Redshift:
Type:
,
2025idz [ZTF25aanikpq]
RA, DEC:09:41:36.239, -11:27:28.58
(145.400996, -11.457939)
Redshift:0.145
Type:SLSN-I
We report 5 hostless candidates selected by the ELEPHANT pipeline.
Released: 2025-05-27 13:20:20
WFST0614dwbc (AT 2025mbz): discovery of a fast rising supernova candidate
Weiyu Wu, Zelin Xu, Dezheng Meng, Zhengyan Liu, Junhan Zhao, Ziqing Jia, Kexin Yu, Ji-an Jiang (USTC) on behalf of the …
Source Group: WFST
Related Objects:
2025mbz
RA, DEC:14:07:30.458, -00:47:22.92
(211.876908, -0.789699)
Redshift:0.034
Type:SN Ia
Related Notes: ,
We report a fast rising supernova candidate WFST0614dwbc (AT 2025mbz) discovered by the WFST deep high-cadence ugr-bands survey.
Released: 2025-05-26 16:53:15
ePESSTO+ spectroscopic classification of optical transients
C. F. Aster (Cardiff), S. P. Cosentino (University of Catania), L. Galbany (ICE-CSIC), D. Ilic (University of Belgrade)…
Source Group: ePESSTO+
Related Objects:
2025lmb [ATLAS25fhk]
RA, DEC:15:52:06.712, +21:26:48.53
(238.027966, 21.446814)
Redshift:0.047
Type:SN II
,
2025kla [ZTF25aaqgnvm]
RA, DEC:15:19:36.615, +19:19:02.05
(229.902564, 19.317237)
Redshift:0.089
Type:SN Ia
,
2025ljw [ATLAS25fgr]
RA, DEC:14:42:21.089, -28:04:40.29
(220.587872, -28.077857)
Redshift:0.086
Type:SN Ia
,
2025lyf [ATLAS25fnk]
RA, DEC:15:05:17.334, -10:18:13.74
(226.322223, -10.303816)
Redshift:0.034
Type:SN Ia
,
2025lkw [GOTO25cyg]
RA, DEC:20:29:44.321, -57:57:19.91
(307.434672, -57.955530)
Redshift:0.06
Type:SN Ia
,
2025lwx [ATLAS25fiy]
RA, DEC:21:28:22.782, -23:53:59.00
(322.094925, -23.899722)
Redshift:0
Type:
,
2025lwt [ATLAS25fiv]
RA, DEC:21:50:29.567, -13:39:20.30
(327.623195, -13.655640)
Redshift:0.09
Type:SN Ia
,
2025lxe [ATLAS25fji]
RA, DEC:19:09:10.629, -38:15:05.36
(287.294286, -38.251488)
Redshift:0.02
Type:SN II
,
2025lwn [ATLAS25fin]
RA, DEC:23:05:18.880, -12:29:40.68
(346.328666, -12.494635)
Redshift:0.08
Type:SN Ia
,
2025lxp [ATLAS25fmm]
RA, DEC:21:58:24.190, -16:34:15.19
(329.600790, -16.570885)
Redshift:0.045
Type:SN Ia
This report includes 10 classifications. There are 7 Type Ia's, 2 Type II's, and 1 blue and featureless object. We encourage followup observations.
Released: 2025-05-25 16:12:48
ePESSTO+ spectroscopic classification of optical transients
S. P. Cosentino (University of Catania), C. F. Aster (Cardiff), D. Ilic (University of Belgrade), L. Galbany (ICE-CSIC)…
Source Group: ePESSTO+
Related Objects:
2025jyw [ATLAS25euq]
RA, DEC:13:05:51.440, +10:13:59.80
(196.464335, 10.233279)
Redshift:0.045
Type:SN Ia
,
2025ljm [ZTF20aczgxij]
RA, DEC:14:13:19.614, -10:24:47.46
(213.331726, -10.413185)
Redshift:0.048
Type:SN Ia-SC
,
2025kdt [ZTF25aapqvqk]
RA, DEC:14:25:13.003, -07:08:45.19
(216.304181, -7.145887)
Redshift:0.058
Type:SN Ia
,
2025kef [ZTF25aaprgoz]
RA, DEC:14:48:01.789, +11:03:37.21
(222.007455, 11.060335)
Redshift:0.08
Type:SN Ia
,
2025kfh [ZTF25aaptoxz]
RA, DEC:16:39:32.352, +15:59:15.81
(249.884801, 15.987726)
Redshift:0
Type:CV
,
2025lmc [ATLAS25fhl]
RA, DEC:14:58:38.388, +05:07:37.84
(224.659949, 5.127177)
Redshift:0.08
Type:SN Ia-91T-like
,
2025lic [ZTF25aaremst]
RA, DEC:15:26:38.599, +06:06:26.62
(231.660829, 6.107395)
Redshift:0.042
Type:SN
,
2025kxt [ZTF25aaqyaob]
RA, DEC:17:29:39.480, -11:03:13.91
(262.414501, -11.053865)
Redshift:0.025
Type:SN II
,
2025ktt [ZTF25aaqkhyr]
RA, DEC:18:08:46.781, +23:10:14.19
(272.194919, 23.170608)
Redshift:0.08
Type:SN Ia
,
2025kyq [ATLAS25fdz]
RA, DEC:18:15:15.415, -69:03:25.30
(273.814227, -69.057028)
Redshift:0
Type:CV
,
2025kxm [BGEM J201629.65-444221.1]
RA, DEC:20:16:29.651, -44:42:21.19
(304.123546, -44.705886)
Redshift:0.019
Type:SN II
,
2025lmg [ATLAS25fhp]
RA, DEC:21:30:41.773, -10:37:53.81
(322.674056, -10.631613)
Redshift:0.114
Type:SN Ia-91T-like
,
2025kzh [GOTO25cvz]
RA, DEC:20:42:23.182, +13:44:12.94
(310.596593, 13.736927)
Redshift:0.01
Type:SN II
,
2025ijo [ATLAS25efl]
RA, DEC:21:58:16.036, -68:10:48.87
(329.566817, -68.180242)
Redshift:0.04
Type:SN II
,
2025imt [ATLAS25ehy]
RA, DEC:22:09:39.076, -55:21:38.16
(332.412818, -55.360599)
Redshift:0.05
Type:SN Ia-91T-like
,
2025kdy [ATLAS25ewc]
RA, DEC:22:40:28.305, -12:58:19.36
(340.117936, -12.972044)
Redshift:0.06
Type:SN Ia-91T-like
,
2025kjo [ATLAS25eyd]
RA, DEC:00:05:13.130, -11:30:23.93
(1.304707, -11.506648)
Redshift:0.022
Type:SN Ia
This report includes 17 classifications. There are 6 normal Type Ia's, 1 Super-Chandra Type Ia, 3 Ia-91T-like, 3 Type II's, 3 CVs, and 1 blue and featureless object. We encourage followup observation…
Released: 2025-05-25 13:01:54
ATLAS25fjc (AT2025lwz): discovery of a candidate SN in WISEA J225443.49+075149.9 (99 Mpc)
H. Stevance, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025lwz [ATLAS25fjc]
RA, DEC:22:54:43.666, +07:51:43.39
(343.681942, 7.862052)
Redshift:0.023586
Type:SN IIn
Here we report the ATLAS discovery of the transient ATLAS25fjc (AT2025lwz) in galaxy WISEA J225443.49+075149.9 at magnitude m_c = 18.76 +/- 0.15. At a distance of 99 Mpc, the transient was discove…
Released: 2025-05-23 13:00:08
Lesedi/Mookodi spectroscopic observations of SN 2025kzr: a supernova with strong flash-ionised features
Simon de Wet (DTU Space), Giorgos Leloudas (DTU Space), Nicolas Erasmus (SAAO)
Source Group: BlackGEM
Related Objects:
2025kzr
RA, DEC:10:29:36.432, -24:06:33.61
(157.401801, -24.109336)
Redshift:0.012689
Type:SN IIn
Related Notes:
We classify AT2025kzr as a young flash-ionised supernova.
Released: 2025-05-22 19:08:24
ATLAS25fef (AT2025kzr): discovery of a candidate SN with Pan-STARRS precursor in ESO 501- G 001 (50 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025kzr [ATLAS25fef]
RA, DEC:10:29:36.432, -24:06:33.61
(157.401801, -24.109336)
Redshift:0.012689
Type:SN IIn
Here we report the ATLAS discovery of the transient ATLAS25fef (AT2025kzr) in galaxy ESO 501- G 001 at magnitude m_c = 17.00 +/- 0.03. At a distance of 50 Mpc (redshift independent, from NED), the t…
Released: 2025-05-22 15:25:01
ePESSTO+ spectroscopic classification of optical transients
A. Aryan (NCU, Taiwan), S. P. Cosentino (University of Catania), C. F. Aster (Cardiff), M. Dennefeld (IAP), E. Concepci…
Source Group: ePESSTO+
Related Objects:
2025ivk [KATS25H016]
RA, DEC:11:01:09.875, +12:13:08.58
(165.291147, 12.219051)
Redshift:0.13
Type:SN Ia-91T-like
,
2025kua [ZTF25aaqbltp]
RA, DEC:11:20:52.404, -03:59:48.83
(170.218350, -3.996897)
Redshift:0.025
Type:SN II
,
2025kwj [T202505171246001m123615]
RA, DEC:12:46:00.134, -12:36:15.04
(191.500557, -12.604177)
Redshift:0
Type:CV
,
2025kny [ZTF25aaqkvza]
RA, DEC:12:40:41.831, -07:39:19.59
(190.174297, -7.655443)
Redshift:0.073
Type:SN Ia
,
2025kxp [BGEM J132117.36-434610.9]
RA, DEC:13:21:17.369, -43:46:10.91
(200.322371, -43.769697)
Redshift:0
Type:CV
,
2025kpa [ZTF25aaqgddb]
RA, DEC:14:50:51.527, -19:08:05.55
(222.714697, -19.134875)
Redshift:0.07
Type:SN Ia-91T-like
,
2025kyh [ZTF25aaqxyfn]
RA, DEC:17:05:32.895, -08:39:27.94
(256.387064, -8.657762)
Redshift:0.024
Type:SN II
,
2025kxe [GOTO25cul]
RA, DEC:16:08:46.286, +01:53:38.39
(242.192858, 1.893998)
Redshift:0.095
Type:SN Ia
,
2025kvd [ZTF25aaqvwgk]
RA, DEC:20:15:17.388, -12:29:26.61
(303.822450, -12.490725)
Redshift:0
Type:CV
,
2025khv [ATLAS25exk]
RA, DEC:23:11:16.603, -32:27:18.26
(347.819178, -32.455072)
Redshift:0.037
Type:SN Ia
,
2025kxz [ZTF25aarajhz]
RA, DEC:20:25:43.596, -19:44:00.60
(306.431649, -19.733500)
Redshift:0.15
Type:SN Ia-CSM
This report includes classifications of 4 Ia's, 2 II's, 3 CV's, 1 Ia-91T, and 1 Ia-CSM. We encourage followup observations.
Released: 2025-05-21 15:31:06
ePESSTO+ spectroscopic classification of optical transients
C. F. Aster (Cardiff), S. P. Cosentino (University of Catania), S. Faris (Tel Aviv), E. Concepcion (Nova Gorica), M. De…
Source Group: ePESSTO+
Related Objects:
2025ikn [ATLAS25eha]
RA, DEC:21:05:19.184, -17:39:09.20
(316.329932, -17.652555)
Redshift:0.03
Type:SN Ia
,
2025klo [ZTF25aaqgorp]
RA, DEC:15:45:26.297, +06:58:31.72
(236.359570, 6.975479)
Redshift:0.082
Type:SN Ia
,
2025knh [ATLAS25ezh]
RA, DEC:21:04:48.012, -39:26:08.22
(316.200050, -39.435616)
Redshift:0.04
Type:SN Ia
,
2025kki [ZTF25aaqfffi]
RA, DEC:15:43:29.776, -09:07:08.70
(235.874067, -9.119083)
Redshift:0.06
Type:SN Ia
,
2025kfd [ATLAS25ews]
RA, DEC:20:03:58.989, -28:14:54.40
(300.995787, -28.248445)
Redshift:0.06
Type:SN Ia
,
2025iwh [ZTF25aaoxxlf]
RA, DEC:16:07:10.526, -26:25:30.02
(241.793859, -26.425005)
Redshift:0.07
Type:SN Ia-91bg-like
,
2025jtq [ASASSN-25bs]
RA, DEC:00:57:31.752, -17:21:47.38
(14.382300, -17.363160)
Redshift:0.03
Type:SN II
,
2025jyf [GOTO25ciw]
RA, DEC:23:57:52.028, -79:56:40.21
(359.466783, -79.944503)
Redshift:0.06
Type:SN Ia
This report includes classifications of 6 Type Ia's, 1 Type Ia-91bg-like, and 1 Type II. We encourage followup observations.
Released: 2025-05-20 17:49:32
ePESSTO+ spectroscopic classification of optical transients
S. P. Cosentino (University of Catania), C. F. Aster (Cardiff), E. Concepcion (Nova Gorica), S. Faris (Tel Aviv), M. De…
Source Group: ePESSTO+
Related Objects:
2025iyj [ATLAS25emg]
RA, DEC:11:10:47.712, +28:43:39.08
(167.698802, 28.727522)
Redshift:0.03
Type:SN Ia-91T-like
,
2025jzi [ATLAS25evh]
RA, DEC:09:23:21.805, -20:20:31.92
(140.840855, -20.342199)
Redshift:0.039
Type:SN II
,
2025gsa [GOTO25blw]
RA, DEC:09:55:09.399, -72:08:43.73
(148.789163, -72.145482)
Redshift:0.07
Type:SN IIn
,
2025kne [ATLAS25ezd]
RA, DEC:13:41:02.619, +14:54:05.16
(205.260911, 14.901434)
Redshift:0.042
Type:SN II
,
2025igr [ATLAS25ecj]
RA, DEC:19:05:37.301, -58:49:34.92
(286.405422, -58.826368)
Redshift:0.08
Type:SN Ia-91T-like
,
2025ijj [ATLAS25eff]
RA, DEC:19:29:46.569, -84:12:19.78
(292.444037, -84.205493)
Redshift:0.048
Type:SN Ia
,
2025iic [ZTF25aaohnzw]
RA, DEC:18:30:06.369, +28:19:28.70
(277.526536, 28.324639)
Redshift:0.09
Type:SN Ia
,
2025efq [GOTO25baq]
RA, DEC:20:27:09.936, -35:14:41.36
(306.791401, -35.244823)
Redshift:0.0107
Type:SN Ic
,
2025irc [ATLAS25elq]
RA, DEC:21:59:27.130, -56:07:10.11
(329.863043, -56.119476)
Redshift:0.04
Type:SN Ia
This report includes classifications of 3 Type Ia's, 2 Type Ia-91T-like, 1 Type II, 1 Type IIn, 1 featureless blue transient, and 1 Type Ic. We encourage followup observations.
Released: 2025-05-16 10:03:44
SLSN candidate from NEEDLE on Lasair
X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, A. Aamer, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB),…
Source Group: OxQUB
Related Objects:
2025idz [ZTF25aanikpq]
RA, DEC:09:41:36.239, -11:27:28.58
(145.400996, -11.457939)
Redshift:0.145
Type:SLSN-I
We report 1 SLSN candidate from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these events.
Released: 2025-05-12 23:04:13
ATLAS25eyd (AT2025kjo): discovery of a candidate SN in IC 1529 (89 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025kjo [ATLAS25eyd]
RA, DEC:00:05:13.130, -11:30:23.93
(1.304707, -11.506648)
Redshift:0.022
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25eyd (AT2025kjo) in galaxy IC 1529 at magnitude m_c = 17.77 +/- 0.12. At a distance of 89 Mpc, the transient was discovered on MJD = 60803.14…
Released: 2025-05-11 14:46:03
ATLAS25exz (AT2025kiu): discovery of a candidate SN in 2MASX J01200501-3354009 (46 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025kiu [ATLAS25exz]
RA, DEC:01:20:05.830, -33:53:51.10
(20.024292, -33.897528)
Redshift:0.03
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25exz (AT2025kiu) in galaxy 2MASX J01200501-3354009 at magnitude m_o = 17.10 +/- 0.11. At a distance of 46 Mpc, the transient was discovered …
Released: 2025-05-09 15:02:18
ATLAS25evh (AT2025jzi): discovery of a fast evolving blue transient in WISEA J092321.66-202025.8
P. Ramsden (QUB/Birmingham), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T…
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025jzi [ATLAS25evh]
RA, DEC:09:23:21.805, -20:20:31.92
(140.840855, -20.342199)
Redshift:0.039
Type:SN II
Here we report the ATLAS discovery of the rapidly evolving transient ATLAS25evh (AT2025jzi) in galaxy WISEA J092321.66-202025.8 with current magnitude_o = 18.50 +/- 0.17. The transient was discovered…
Released: 2025-05-09 12:18:26
SLSN and TDE candidates from NEEDLE on Lasair
A. Aamer, X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, M. Fulton, T. Moore, J. Weston, D. R. Young, D. Magill (QUB),…
Source Group: OxQUB
Related Objects:
2025hsr [ZTF25aanepai]
RA, DEC:09:56:40.751, -04:10:34.59
(149.169796, -4.176274)
Redshift:0.08
Type:SN Ia
,
2025ish [ZTF25aanlcal]
RA, DEC:17:00:11.162, +32:31:15.06
(255.046507, 32.520850)
Redshift:
Type:
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
,
2025jpw [ZTF25aaomkbt]
RA, DEC:15:56:13.379, +13:58:55.27
(239.055746, 13.982020)
Redshift:
Type:
We report 3 SLSN and 1 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…
Released: 2025-05-08 17:39:29
Spectroscopic classification of the re-brightening associated with AT 2021gqu as a SNIa-pec.
Pietro Baldini (MPE), Arne Rau (MPE), Benny Trakhtenbrot (TAU/MPE), Fabian Balzer (MPE), Maximilian Fabricius (MPE), Jo…
Related Objects:
2021gqu [ZTF21aapriwm]
RA, DEC:12:40:00.598, +01:09:25.32
(190.002493, 1.157033)
Redshift:0.07959
Type:SN Ia-pec
We classify the optical re-brightening event towards AT 2021gqu as a peculiar Type Ia Supernova, based on optical spectroscopy.
Released: 2025-05-08 14:31:55
Spectroscopic classification of transients
Joanna Pajak, Logan Peschieras, Warsame Mohamed Ali, Pak Hei Chan, Nikolei Höglinger, Evgenia Lamprou, Rikard Lesley, H…
Related Objects:
2025jyl [ZTF25aappymi]
RA, DEC:22:38:45.334, +37:35:57.36
(339.688892, 37.599267)
Redshift:0.034033
Type:SN II
,
2025iik [ZTF25aaoefsh]
RA, DEC:17:21:10.121, +68:27:32.06
(260.292171, 68.458906)
Redshift:0.04
Type:SN Ia
,
2025gjc [ZTF25aalvbwm]
RA, DEC:15:38:58.129, -22:40:11.38
(234.742202, -22.669828)
Redshift:0.0198
Type:SN II
Spectral classification of 2 transients and reclassification of 1 transient.
Released: 2025-05-07 16:41:32
ePESSTO+ spectroscopic classification of optical transients
B. Ayala (UNAB), C. Casanueva (PUC), A. Kumar (RHUL), R. Dastidar (UNAB), G. Pignata (UTA), S. Srivastav (Oxford), Thal…
Source Group: ePESSTO+
Related Objects:
2025ija [ATLAS25eey]
RA, DEC:18:42:05.707, -55:13:25.52
(280.523781, -55.223756)
Redshift:0.02
Type:SN Ic-BL
,
2025inh [ATLAS25ejr]
RA, DEC:20:06:45.880, -07:55:19.15
(301.691165, -7.921985)
Redshift:0.05
Type:SN Ia
,
2025imw [ATLAS25eib]
RA, DEC:20:40:42.867, -20:26:08.31
(310.178614, -20.435643)
Redshift:0.02
Type:SN Ia
This report includes classifications of 1 Type Ic-BL and 2 Type Ia's. We encourage follow-up observations.
Released: 2025-05-05 10:01:43
ATLAS25eqo (AT2025jsh): discovery of a candidate SN in ESO 263- G 014 (75 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025jsh [ATLAS25eqo]
RA, DEC:10:10:58.184, -45:08:42.96
(152.742432, -45.145268)
Redshift:0.01402
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25eqo (AT2025jsh) in galaxy ESO 263- G 014 at magnitude m_o = 18.12 +/- 0.14. At a distance of 75 Mpc, the transient was discovered on MJD = …
Released: 2025-05-05 10:01:07
ATLAS25eqm (AT2025jqz): discovery of a candidate SN in 2MASX J00083403+5530408 (68 Mpc)
K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, A. Aamer, C. …
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025jqz [ATLAS25eqm]
RA, DEC:00:08:36.204, +55:30:39.91
(2.150851, 55.511085)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS25eqm (AT2025jqz) in galaxy 2MASX J00083403+5530408 at magnitude m_o = 17.98 +/- 0.09. At a distance of 68 Mpc, the transient was discovered o…
Released: 2025-05-05 06:37:16
Hostless candidates detected by ELEPHANT
P. Pessi (OKC), R. Durgesh (independent), E. E. O. Ishida (CNRS), E. E. Hayes (KIC), L. Nakazono (USP), R. A. P. Olivei…
Source Group: COIN
Related Objects:
2025gyv [ZTF25aalsbpm]
RA, DEC:10:38:24.082, +68:02:25.02
(159.600343, 68.040284)
Redshift:
Type:
,
2025ism [ZTF25aaoqzhl]
RA, DEC:16:50:31.813, +59:12:24.93
(252.632555, 59.206925)
Redshift:
Type:
,
2025hjx [ZTF25aalzmdh]
RA, DEC:17:04:31.408, +54:01:46.44
(256.130868, 54.029566)
Redshift:
Type:
,
2025isa [ZTF25aanxvlg]
RA, DEC:16:22:19.086, +15:47:56.40
(245.579527, 15.799000)
Redshift:
Type:
,
2025imp [ZTF25aaompnz]
RA, DEC:15:02:34.229, +34:53:02.25
(225.642619, 34.883960)
Redshift:0.06
Type:SN Ibn
We report 5 hostless candidates selected by the ELEPHANT pipeline.

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Views Count: 2157
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A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivastav…
Released: 2020-03-30
Views Count: 2026
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
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