Showing results 101 to 150 out of 1,656
ZTF Classification of ZTF25aafofcs (AT2025bri) as a bright pre-peak TDE
Source Group: ZTF
Related Objects:
2025bri [ZTF25aafofcs]
RA, DEC:14:10:40.438, -10:47:57.00
(212.668493, -10.799167)
Redshift:0.061
Type:TDE-He
We report the classification of optical transient ZTF25aafofcs/AT2025bri as a tidal disruption event (TDE). The source was selected by the tdescore ML classifier (Stein+2024, doi: 10.3847/2041-8213/a…
SLSN candidates from NEEDLE on Lasair
Source Group: OxQUB
Related Objects:
2025ani [ZTF25aadcxfd]
, RA, DEC:08:56:23.637, +42:44:15.88
(134.098487, 42.737744)
Redshift:
Type:
2025cee [ATLAS25bts]
RA, DEC:05:32:39.337, -06:29:40.59
(83.163905, -6.494608)
Redshift:
Type:
We report 2 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.
ATLAS25bux (AT2025cem): discovery of a candidate SN in IC 3029 (99 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025cem [ATLAS25bux]
RA, DEC:12:10:42.292, +13:19:56.29
(182.676216, 13.332302)
Redshift:0.02267
Type:SN IIP
Here we report the ATLAS discovery of the transient ATLAS25bux (AT2025cem) in galaxy IC 3029 at magnitude m_o = 19.21 +/- 0.20. At a distance of 99 Mpc, the transient was discovered on MJD = 60726.4…
Spectroscopic classification of a supernova
Related Objects:
2025bei [ATLAS25bnr]
RA, DEC:11:42:59.155, -16:47:44.77
(175.746480, -16.795769)
Redshift:0.01246
Type:SN II
This report includes a spectrum to support the previous classification of this transient by the DEBASS group. The object is spectroscopically consistent with young Type II SNe.
ATLAS25brn (AT2025bxe): discovery of a candidate SN in IC 1715 (60 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025bxe [ATLAS25brn]
RA, DEC:01:33:34.232, +12:35:17.00
(23.392633, 12.588056)
Redshift:0.013966
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25brn (AT2025bxe) in galaxy IC 1715 at magnitude m_o = 18.88 +/- 0.19. At a distance of 60 Mpc, the transient was discovered on MJD = 60720.2…
ATLAS25bqt (AT2025bvm): discovery of a candidate SN in NGC 4156 (80 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025bvm [ATLAS25bqt]
RA, DEC:12:10:48.762, +39:28:27.54
(182.703173, 39.474315)
Redshift:0.02261722
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25bqt (AT2025bvm) in galaxy NGC 4156 at magnitude m_o = 18.67 +/- 0.10. At a distance of 80 Mpc, the transient was discovered on MJD = 60723…
ATLAS25bok (AT2025boc): discovery of a candidate SN in ESO 356- G 009 (88 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025boc [ATLAS25bok]
RA, DEC:02:43:08.736, -32:48:17.30
(40.786400, -32.804806)
Redshift:0.02193
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25bok (AT2025boc) in galaxy ESO 356- G 009 at magnitude m_o = 18.33 +/- 0.20. At a distance of 88 Mpc, the transient was discovered on MJD = …
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025ayu [ATLAS25blm]
, RA, DEC:09:52:27.624, -69:31:40.73
(148.115100, -69.527980)
Redshift:0.071
Type:SN Ia
2025bdl [ATLAS25bnj]
, RA, DEC:06:38:08.352, -40:02:34.75
(99.534800, -40.042986)
Redshift:0.06
Type:SN Ia
2025ayp [ATLAS25blh]
, RA, DEC:07:16:47.355, -35:36:12.15
(109.197313, -35.603374)
Redshift:0.03
Type:SN Ia
2025ais [GOTO25ug]
RA, DEC:11:48:28.654, -53:53:10.45
(177.119393, -53.886236)
Redshift:0.06
Type:SN Ia
This report includes classifications of 4 Type Ia supernovae
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025app [ATLAS25bfk]
, RA, DEC:04:02:17.714, +10:12:39.73
(60.573810, 10.211035)
Redshift:0.04
Type:SN Ia
2025azf [GOTO25acr]
, RA, DEC:09:03:59.101, +00:44:25.24
(135.996252, 0.740345)
Redshift:0.053
Type:SN Ia
2025bbx [ATLAS25bmy]
, RA, DEC:14:47:08.497, -39:30:33.47
(221.785403, -39.509297)
Redshift:0.067
Type:SN Ia
2025bco [ATLAS25bnf]
, RA, DEC:13:15:43.305, -00:28:18.54
(198.930438, -0.471816)
Redshift:0.036
Type:SN II
2025bcn [ATLAS25bne]
RA, DEC:13:59:21.061, -40:04:24.24
(209.837753, -40.073401)
Redshift:0.013
Type:SN IIb
This report includes classifications of 3 Type Ia's, 1 Type II and 1 Type IIb supernova. SN2025bco is an infant Type II, showing strong flash ionisation features. We encourage followup observations.
ATLAS25bne (AT2025bcn): discovery of a candidate SN in ESO 325- G 042 (57 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025bcn [ATLAS25bne]
RA, DEC:13:59:21.061, -40:04:24.24
(209.837753, -40.073401)
Redshift:0.013
Type:SN IIb
Here we report the ATLAS discovery of the transient ATLAS25bne (AT2025bcn) in galaxy ESO 325- G 042 at magnitude m_o = 18.07 +/- 0.10. At a distance of 56.6 Mpc, the transient was discovered on MJD…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025amm [ZTF25aadhuav]
, RA, DEC:03:03:50.763, +12:04:13.51
(45.961511, 12.070419)
Redshift:0.032
Type:SN Ia
2025ats [ATLAS25bhf]
, RA, DEC:11:55:43.777, -14:49:55.10
(178.932403, -14.831973)
Redshift:0.04
Type:SN II
2025ayw [ATLAS25blp]
, RA, DEC:16:23:09.291, -76:54:30.14
(245.788712, -76.908371)
Redshift:0
Type:CV
2025azl [GOTO25acy]
, RA, DEC:13:03:55.883, -20:56:32.31
(195.982847, -20.942308)
Redshift:0.02
Type:SN IIb
2025bag [PS25ny]
, RA, DEC:10:18:27.296, -26:43:58.46
(154.613735, -26.732906)
Redshift:0.032
Type:SN Ia
2025bah [PS25nz]
, RA, DEC:10:11:07.175, -21:22:28.41
(152.779896, -21.374558)
Redshift:0.171
Type:Galaxy
2025bar [GOTO25aeb]
RA, DEC:11:22:43.661, -45:34:28.58
(170.681922, -45.574606)
Redshift:0.16
Type:SN Ia
This report includes classifications of 3 SNe Ia, 1 SN II, 1 SN IIb and 1 Galaxy. AT2025ayw is probably a CV, given the blue spectrum without any broad SN-like features, no obvious host galaxy and lo…
ZTF Classification of ZTF24abwsfdk (AT 2024admt) and ZTF25aabebve (AT 2024agqx) as TDEs
Source Group: ZTF
Related Objects:
2024admt [ZTF24abwsfdk]
, RA, DEC:10:33:58.907, +14:41:17.19
(158.495446, 14.688107)
Redshift:0.1105
Type:TDE-He
2024agqx [ZTF25aabebve]
RA, DEC:11:18:55.192, +19:44:33.13
(169.729967, 19.742536)
Redshift:0.194
Type:TDE-He
We report the classification of optical transients ZTF24abwsfdk/AT 2024admt and ZTF25aabebve/AT 2024agqx as tidal disruption events (TDEs). Both sources were selected by the tdescore ML classifier (S…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025asr [ATLAS25bfw]
, RA, DEC:15:49:59.595, +17:24:56.58
(237.498312, 17.415716)
Redshift:0.04
Type:SN Ia
2025apg [ATLAS25bem]
, RA, DEC:13:19:10.151, -02:20:34.58
(199.792297, -2.342939)
Redshift:0.0459
Type:SN II
2025aoz [ZTF25aadfktz]
, RA, DEC:10:05:22.743, +07:27:26.45
(151.344762, 7.457348)
Redshift:0.063
Type:SN Ia
2025alh [ATLAS25bdq]
, RA, DEC:12:07:00.753, -15:41:21.36
(181.753139, -15.689267)
Redshift:0.04
Type:SN II
2025aid [ATLAS25baw]
, RA, DEC:09:43:13.466, +15:08:18.11
(145.806109, 15.138364)
Redshift:0.077
Type:SN Ia-91T-like
2025aac [ATLAS25aut]
, RA, DEC:11:18:08.256, -45:13:00.42
(169.534399, -45.216784)
Redshift:0.06
Type:SN Ia
2025aiz [GOTO25uw]
, RA, DEC:13:03:56.149, -06:54:03.61
(195.983954, -6.901003)
Redshift:0.06
Type:SN Ia
2025zy [ATLAS25aus]
, RA, DEC:06:44:11.368, -43:36:07.37
(101.047365, -43.602048)
Redshift:0.06
Type:SN Ia
2025ard [BGEM J075703.53+223119.7]
, RA, DEC:07:57:03.532, +22:31:19.98
(119.264718, 22.522217)
Redshift:0.0478
Type:SN Ia
2025aph [ATLAS25ber]
, RA, DEC:02:31:55.897, +03:31:20.04
(37.982905, 3.522234)
Redshift:0.022
Type:SN II
2025anc [ATLAS25bdz]
, RA, DEC:04:28:46.845, -44:34:01.86
(67.195189, -44.567182)
Redshift:0.05
Type:SN Ia
2025akx [ATLAS25bdm]
, RA, DEC:05:06:38.701, -28:45:18.24
(76.661255, -28.755067)
Redshift:0.08
Type:SN Ia
2025aks [ATLAS25bda]
RA, DEC:08:08:56.298, -70:40:50.80
(122.234573, -70.680777)
Redshift:0.012
Type:SN II
This report includes classifications of 8 Type Ia's, 4 Type II's. and 1 Type Ia 91T-like SN.
SLSN and TDE candidates from NEEDLE on Lasair
Source Group: OxQUB
Related Objects:
2025aoy [ZTF25aadnvfe]
, RA, DEC:09:45:35.639, +20:15:45.07
(146.398496, 20.262519)
Redshift:
Type:
2025adl [ZTF25aadkvtq]
, RA, DEC:08:56:23.953, +14:21:49.33
(134.099805, 14.363703)
Redshift:
Type:
2025anh [ZTF25aadkwoo]
RA, DEC:09:02:41.637, +12:46:32.62
(135.673488, 12.775728)
Redshift:
Type:
We report 2 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…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025acn [GOTO25mf]
, RA, DEC:07:40:45.743, -65:27:14.06
(115.190596, -65.453906)
Redshift:0.04
Type:SN Ia
2025aet [ATLAS25axt]
, RA, DEC:06:51:06.317, +19:46:40.29
(102.776322, 19.777859)
Redshift:0.07
Type:SN Ia
2025akf [ATLAS25bch]
, RA, DEC:02:21:32.611, -43:05:46.12
(35.385879, -43.096145)
Redshift:0.08
Type:SN Ia
2025ali [GOTO25xo]
, RA, DEC:06:23:24.009, -65:05:42.81
(95.850037, -65.095225)
Redshift:0.01
Type:SN II
2025apl [ATLAS25bfg]
, RA, DEC:09:36:33.388, -05:06:37.14
(144.139117, -5.110316)
Redshift:0.04
Type:SN Ia
2025lw [GOTO25gu]
, RA, DEC:06:43:06.552, -64:15:30.90
(100.777300, -64.258583)
Redshift:0.029
Type:SN Ia
2025ata [ATLAS25bgi]
, RA, DEC:11:14:29.246, -08:40:29.73
(168.621858, -8.674925)
Redshift:0.1
Type:SN Ia-91T-like
2025atd [ATLAS25bgl]
, RA, DEC:04:21:08.997, -06:45:09.42
(65.287487, -6.752616)
Redshift:0.038
Type:SN
2024ablg [ATLAS24qgc]
, RA, DEC:05:44:09.830, -51:24:40.79
(86.040958, -51.411331)
Redshift:0.052
Type:SN IIP
2024aegq [GOTO24jcl]
RA, DEC:05:36:48.219, -57:21:18.63
(84.200913, -57.355175)
Redshift:0.133
Type:SLSN-I
This report includes classifications of 5 type Ia, 1 Ia-91T and 1 SN II. AT2025atd shows a blue continuum and no obvious broad SN features, and thus its spectral type is unclear. We encourage followu…
Early spectroscopy of SNe 2025ay, 2025mg, 2025oq, and 2025aml autonomously triggered by BTSbot-nearby
Source Group: ZTF
Related Objects:
2025ay [ZTF25aaaprdb]
, RA, DEC:09:37:12.466, +38:05:38.31
(144.301943, 38.093976)
Redshift:0.02005
Type:SN Iax[02cx-like]
2025mg [ZTF25aabxywm]
, RA, DEC:07:16:54.240, +67:06:31.88
(109.225998, 67.108855)
Redshift:0.013736
Type:SN II
2025oq [ZTF25aaccmjq]
, RA, DEC:09:04:38.432, +18:28:00.03
(136.160132, 18.466676)
Redshift:0.01133
Type:SN Ic-BL
2025aml [ZTF25aadhlrs]
RA, DEC:01:50:14.106, +27:38:39.71
(27.558774, 27.644365)
Redshift:0.011798
Type:SN II
Related Notes:
We report the rapid, autonomous spectroscopic follow-up of SNe 2025ay, 2025mg, 2025oq, and 2025aml enabled by BTSbot-nearby. In all cases, the spectra triggered by BTSbot-nearby are the earliest know…
BlackGEM discovery of AT2025ajq in the outskirts of Centaurus A / NGC 5128
Source Group: BlackGEM
Related Objects:
2025ajq [BGEM J132531.65-425836.6]
RA, DEC:13:25:31.656, -42:58:36.66
(201.381900, -42.976850)
Redshift:
Type:
The BlackGEM Consortium notes that the recently discovered AT2025ajq is located in the outskirts of the giant elliptical galaxy Centaurus A / NGC 5128
Shane Kast spectral classification of transients 2025-01-23
Source Group: ZTF
Related Objects:
2025adj [ATLAS25awc]
, RA, DEC:14:59:44.465, +51:27:47.06
(224.935272, 51.463072)
Redshift:0.011389
Type:SN II
2024aezo [ATLAS24rwd]
, RA, DEC:13:24:17.066, +27:43:01.14
(201.071110, 27.716983)
Redshift:0.4227
Type:SLSN-I
2024xsk [ZTF24ablestl]
, RA, DEC:11:18:11.786, +26:03:23.40
(169.549108, 26.056500)
Redshift:0.1686
Type:SLSN-I
2024abpg [ZTF24abtejwy]
, RA, DEC:00:14:17.798, +03:25:49.24
(3.574160, 3.430344)
Redshift:0.154
Type:SN Ia-CSM
2025li [ZTF25aabegog]
, RA, DEC:12:45:55.093, +17:29:35.35
(191.479552, 17.493153)
Redshift:0.079202
Type:SN Ia
2024aglr [ZTF25aaaalin]
, RA, DEC:23:07:57.908, +25:03:40.95
(346.991281, 25.061374)
Redshift:0.0414
Type:SN Ia
2025kl [ZTF25aabowed]
, RA, DEC:01:11:52.757, +20:23:57.13
(17.969822, 20.399203)
Redshift:0.058
Type:SN Ia
2025jx [ZTF25aabovpf]
, RA, DEC:03:03:50.453, -00:12:13.25
(45.960219, -0.203680)
Redshift:0.027605
Type:SN Ia
2025hf [ZTF25aabmhdd]
, RA, DEC:12:29:16.826, +05:04:04.41
(187.320110, 5.067893)
Redshift:0.07
Type:SN Ia
2025kd [ZTF25aabpoxz]
, RA, DEC:05:45:53.157, -25:53:17.05
(86.471487, -25.888069)
Redshift:0.0425
Type:SN Ia
2025iv [GOTO25ft]
, RA, DEC:02:07:27.256, +19:11:36.88
(31.863567, 19.193579)
Redshift:0.0173
Type:SN Ic
2025dc [ZTF25aaapkzn]
, RA, DEC:09:53:46.435, -08:18:09.09
(148.443478, -8.302525)
Redshift:0.047
Type:SN II
2025ei [ATLAS25agn]
, RA, DEC:11:44:47.404, +19:46:24.36
(176.197517, 19.773434)
Redshift:0.03
Type:SN II
2025ky [ZTF22ablqzpz]
RA, DEC:10:02:49.869, -05:51:12.65
(150.707788, -5.853515)
Redshift:0.0828
Type:SN Ia
Related Notes: , , , , ,
We report observations of 14 transients using the Shane Kast spectrograph at the Lick observatory on the nights of 2025-01-23 and 2025-01-24. New classifications were found for 10 objects, which incl…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025agp [GOTO25sb]
, RA, DEC:09:13:49.063, +17:44:28.20
(138.454429, 17.741167)
Redshift:0.0294
Type:SN II
2025ib [ZTF25aabmbjx]
, RA, DEC:09:24:27.126, +17:30:50.71
(141.113024, 17.514087)
Redshift:0.117
Type:SN Ia
2025np [ZTF25aacalpc]
, RA, DEC:08:52:15.836, +03:02:44.18
(133.065985, 3.045606)
Redshift:0.1
Type:SN Ia
2025aes [GOTO25pp]
RA, DEC:13:30:38.376, -34:58:10.30
(202.659900, -34.969528)
Redshift:0.05
Type:SN Ia
This report includes classifications of 3 Type Ia's and 1 young core-collapse SN.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025afh [ATLAS25ayb]
, RA, DEC:03:07:48.847, -04:15:36.85
(46.953529, -4.260237)
Redshift:0.031
Type:SN Ia
2025ky [ZTF22ablqzpz]
, RA, DEC:10:02:49.869, -05:51:12.65
(150.707788, -5.853515)
Redshift:0.0828
Type:SN Ia
2025afx [ATLAS25ayt]
, RA, DEC:06:59:15.857, -45:54:23.78
(104.816071, -45.906606)
Redshift:0.03
Type:SN Ia
2025hf [ZTF25aabmhdd]
, RA, DEC:12:29:16.826, +05:04:04.41
(187.320110, 5.067893)
Redshift:0.07
Type:SN Ia
2025aga [ATLAS25ayy]
, RA, DEC:13:55:17.409, -17:57:59.87
(208.822536, -17.966630)
Redshift:0.094
Type:SN Ia
2025aft [ATLAS25ayo]
RA, DEC:16:47:22.266, -73:01:54.13
(251.842774, -73.031704)
Redshift:0.046
Type:SN Ibn
This report includes classifications of 5 Type Ia's and 1 Type Ibn
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025et [ZTF25aaawpmf]
, RA, DEC:04:18:34.797, -10:15:50.16
(64.644987, -10.263932)
Redshift:0.0345
Type:SN II
2025dc [ZTF25aaapkzn]
, RA, DEC:09:53:46.435, -08:18:09.09
(148.443478, -8.302525)
Redshift:0.047
Type:SN II
2025mh [ATLAS25akn]
, RA, DEC:13:39:45.576, -31:42:06.39
(204.939899, -31.701775)
Redshift:0
Type:Varstar
2024agfu [ATLAS24scc]
RA, DEC:05:00:13.671, -22:11:07.77
(75.056963, -22.185492)
Redshift:0.05
Type:SN II
This report includes classifications of 3 Type II's and 1 Galactic transient. SN2025et is most likely a 87A-like Type II in a dwarf galaxy.
ATLAS25awc (AT2025adj): discovery of a candidate SN in KUG 1458+516 (48 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025adj [ATLAS25awc]
RA, DEC:14:59:44.465, +51:27:47.06
(224.935272, 51.463072)
Redshift:0.011389
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS25awc (AT2025adj) in galaxy KUG 1458+516 at magnitude m_o = 17.25 +/- 0.04. At a distance of 48 Mpc, the transient was discovered on MJD = 606…
ZTF superluminous supernova candidates
Source Group: ZTF
Related Objects:
2024aepc [ZTF24abykyaj]
, RA, DEC:10:47:53.281, +29:56:55.69
(161.972004, 29.948803)
Redshift:
Type:
2024adxt [ZTF24abwzbei]
, RA, DEC:15:15:10.232, +10:26:57.78
(228.792633, 10.449385)
Redshift:
Type:
2024agtx [ZTF24abwswlr]
, RA, DEC:14:19:12.400, +37:35:04.09
(214.801667, 37.584469)
Redshift:
Type:
2024aelk [ZTF24abysuvn]
, RA, DEC:12:29:14.688, +25:41:18.81
(187.311200, 25.688558)
Redshift:0.12
Type:AGN
2024aayc [ZTF24abnpqbj]
, RA, DEC:21:56:28.381, +70:10:20.01
(329.118254, 70.172225)
Redshift:
Type:
2025al [ZTF24abscbpa]
, RA, DEC:06:02:43.920, -20:45:06.00
(90.683000, -20.751667)
Redshift:0.43
Type:SLSN-I
2024aakq [ZTF24abqclae]
, RA, DEC:02:44:05.175, +36:26:39.40
(41.021563, 36.444277)
Redshift:
Type:
2024abpg [ZTF24abtejwy]
, RA, DEC:00:14:17.798, +03:25:49.24
(3.574160, 3.430344)
Redshift:0.154
Type:SN Ia-CSM
2024zxj [ZTF24abpqeun]
, RA, DEC:15:56:57.696, +19:28:29.47
(239.240399, 19.474852)
Redshift:0.11
Type:SN II
2024affj [ZTF24abtqrfi]
, RA, DEC:01:58:13.104, -06:05:05.90
(29.554600, -6.084971)
Redshift:
Type:
2024agtz [ZTF24abwsuty]
, RA, DEC:10:38:07.660, +27:51:08.28
(159.531917, 27.852300)
Redshift:
Type:
2024acbq [ZTF24abtdzwa]
RA, DEC:22:11:43.411, +10:05:01.10
(332.930879, 10.083640)
Redshift:
Type:
We report 12 ZTF superluminous supernova candidates selected by our software filter and subsequent human vetting. In this sample, a typical rise time is longer than 20 days and a typical peak r-band …
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025yn [ATLAS25apx]
, RA, DEC:02:04:18.708, -08:44:27.35
(31.077952, -8.740929)
Redshift:0.017
Type:SN II
2024adsy [GOTO24iwu]
, RA, DEC:11:42:15.027, +19:04:13.89
(175.562612, 19.070524)
Redshift:0.024
Type:SN IIP
2024afzf [ATLAS24sbn]
, RA, DEC:07:32:35.239, -17:18:14.52
(113.146829, -17.304033)
Redshift:0
Type:
2024afav [GOTO24jlv]
RA, DEC:12:49:12.050, -18:06:12.61
(192.300210, -18.103503)
Redshift:0.072
Type:SLSN-I
This report includes classifications of 2 Type II's, 1 featureless transient of likely Galactic origin, and one re-classification of a previously blue and featureless transient to a SLSN
SLSN and TDE candidates from NEEDLE on Lasair
Source Group: OxQUB
Related Objects:
2025qn [ZTF25aabzvrp]
, RA, DEC:05:52:32.740, -16:10:50.06
(88.136415, -16.180574)
Redshift:
Type:
2025et [ZTF25aaawpmf]
, RA, DEC:04:18:34.797, -10:15:50.16
(64.644987, -10.263932)
Redshift:0.0345
Type:SN II
2024agkj [ZTF25aaaecsu]
, RA, DEC:08:36:22.453, +42:01:32.30
(129.093554, 42.025638)
Redshift:0.1934
Type:SLSN-I
2025kp [ZTF25aaatsux]
, RA, DEC:00:42:48.195, +23:37:42.77
(10.700811, 23.628548)
Redshift:
Type:
2025ib [ZTF25aabmbjx]
, RA, DEC:09:24:27.126, +17:30:50.71
(141.113024, 17.514087)
Redshift:0.117
Type:SN Ia
ZTF24abzvyoq
, RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
ZTF24abzvyoq
ZTF25aacrpdx
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
ZTF25aacrpdx
Related Notes:
We report 4 SLSN and 3 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…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025iv [GOTO25ft]
, RA, DEC:02:07:27.256, +19:11:36.88
(31.863567, 19.193579)
Redshift:0.0173
Type:SN Ic
2025zi [BGEM J033854.58-262214.6]
, RA, DEC:03:38:54.595, -26:22:14.22
(54.727480, -26.370617)
Redshift:0.0046
Type:SN Iax[02cx-like]
2025qw [GOTO25ji]
, RA, DEC:06:52:01.447, +27:07:23.00
(103.006028, 27.123055)
Redshift:0.037
Type:AGN
2024afyo [GOTO24jrm]
RA, DEC:06:55:06.841, -39:20:21.39
(103.778504, -39.339275)
Redshift:0.18
Type:SLSN-I
This report includes classifications of 1 faint Type Iax, 1 Type Ic, one possible SLSN and one AGN.
Hostless candidates detected by ELEPHANT
Source Group: COIN
Related Objects:
2024agkj [ZTF25aaaecsu]
, RA, DEC:08:36:22.453, +42:01:32.30
(129.093554, 42.025638)
Redshift:0.1934
Type:SLSN-I
2025zg [ZTF25aabsnwv]
RA, DEC:15:59:39.607, +46:54:36.33
(239.915028, 46.910093)
Redshift:
Type:
We report 2 hostless candidates selected by the ELEPHANT pipeline.
BlackGEM discovery of a possible young supernova in NGC 1398 at 24.8 Mpc: AT2025zi
Source Group: BlackGEM
Related Objects:
2025zi [BGEM J033854.58-262214.6]
RA, DEC:03:38:54.595, -26:22:14.22
(54.727480, -26.370617)
Redshift:0.0046
Type:SN Iax[02cx-like]
BlackGEM discovery of possible young supernova in NGC 1398 with a 1.96 day explosion constraint.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025av [KATS25A005]
, RA, DEC:07:11:46.434, +24:02:13.24
(107.943473, 24.037011)
Redshift:0.07
Type:SN Ia
2025iw [GOTO25fv]
, RA, DEC:13:30:58.355, -21:50:46.15
(202.743144, -21.846153)
Redshift:0.0243
Type:SN II
2025kj [ZTF25aabreke]
RA, DEC:14:10:39.017, -05:53:34.93
(212.662570, -5.893035)
Redshift:0.04
Type:SN Ia
This report includes classifications of 2 Type Ia's and 1 Type II. We encourage followup observations.
SLSN and TDE candidates from NEEDLE on Lasair
Source Group: OxQUB
Related Objects:
2024afoo [ZTF24abzrzhz]
, RA, DEC:03:06:55.362, +01:45:54.08
(46.730674, 1.765023)
Redshift:
Type:
2024aghu [ZTF24acadbcv]
, RA, DEC:02:55:15.730, +35:36:05.00
(43.815541, 35.601388)
Redshift:
Type:
2024agij [ZTF24acahbcm]
, RA, DEC:12:41:48.940, +66:02:07.82
(190.453916, 66.035504)
Redshift:
Type:
2025hj [ZTF25aaasyom]
, RA, DEC:12:22:16.091, +02:04:50.00
(185.567045, 2.080557)
Redshift:
Type:
2025np [ZTF25aacalpc]
RA, DEC:08:52:15.836, +03:02:44.18
(133.065985, 3.045606)
Redshift:0.1
Type:SN Ia
We report 3 SLSN and 2 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…
Classification of the second outburst of AT2024xuo as a likely interacting IIn supernova
Source Group: BlackGEM
Related Objects:
2024xuo
RA, DEC:10:08:49.736, -67:02:50.70
(152.207233, -67.047417)
Redshift:0.0047
Type:SN IIn
Related Notes: ,
We report the classification of the most recent outburst of AT2024xuo as a likely interacting SNIIn.
ATLAS25akl (AT2025mb): discovery of a candidate SN in NGC 0150 (20 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2025mb [ATLAS25akl]
RA, DEC:00:34:16.874, -27:48:05.33
(8.570308, -27.801481)
Redshift:0.005
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS25akl (AT2025mb) in galaxy NGC 0150 at magnitude m_o = 18.01 +/- 0.14. At a distance of 20 Mpc (redshift independent, from NED), the transien…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025ae [ATLAS25acq]
, RA, DEC:12:29:25.019, -36:25:47.16
(187.354244, -36.429766)
Redshift:0.073
Type:SN IIn
2024afjw [GOTO24joj]
, RA, DEC:12:40:28.321, -10:12:12.88
(190.118005, -10.203577)
Redshift:0.05
Type:SN Ib/c
2024afav [GOTO24jlv]
RA, DEC:12:49:12.050, -18:06:12.61
(192.300210, -18.103503)
Redshift:0.072
Type:SLSN-I
This report includes classifications of 1 Type IIn and 1 Ib/c. We encourage follow-up observations.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025an [ATLAS25adj]
, RA, DEC:10:57:06.291, +12:35:18.48
(164.276212, 12.588467)
Redshift:0.045
Type:SN Ia
2025W [ATLAS25acn]
, RA, DEC:04:16:01.374, -33:21:55.20
(64.005724, -33.365333)
Redshift:0.063
Type:SN Ia
2025Q [ATLAS25acg]
, RA, DEC:04:41:42.967, -52:25:59.38
(70.429030, -52.433163)
Redshift:0.092
Type:SN Ia
2025hr [ZTF25aabmkua]
RA, DEC:12:34:20.039, +05:04:46.85
(188.583498, 5.079681)
Redshift:0.075
Type:SN Ia
This report includes classifications of 3 Type Ia's. We encourage follow-up observations.
EP250108a / AT 2025kg (the "kangaroo”): VLT/X-shooter spectroscopic redshift z = 0.176 and LFBOT classification
Source Group: STARGATE
Related Objects:
2025kg
RA, DEC:03:42:28.389, -22:30:21.28
(55.618289, -22.505910)
Redshift:0.176
Type:SN Ic-BL
We report a redshift z = 0.176 for the optical counterpart AT 2025kg (the "kangaroo") of the X-ray transient EP250108a. Its luminosity and extremely blue spectral shape suggest an FBOT classification…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025ff [ATLAS25agw]
, RA, DEC:01:42:07.742, -58:16:43.09
(25.532260, -58.278636)
Redshift:0.0314
Type:SN II
2025cl [ATLAS25afv]
, RA, DEC:03:35:53.443, -17:19:18.85
(53.972679, -17.321903)
Redshift:0.08
Type:SN Ia
2025R [ATLAS25aci]
, RA, DEC:03:45:51.802, -80:08:59.63
(56.465841, -80.149898)
Redshift:0.059
Type:SN Ia
2024afos [ZTF24abyxivp]
, RA, DEC:05:12:02.028, -19:37:20.87
(78.008452, -19.622463)
Redshift:0.14
Type:SN Ia
2024agls [ZTF25aaaoxjm]
RA, DEC:10:41:43.826, -00:15:57.16
(160.432610, -0.265879)
Redshift:0.07
Type:SN Ibn
This report includes classifications of 3 Type Ia's, 1 Type Ibn and 1 Type II. We encourage follow-up observations.
adH0cc spectroscopic classification of SN 2025gc
Source Group: adH0cc
Related Objects:
2025gc [PS25bb]
RA, DEC:11:23:40.021, -22:16:09.17
(170.916756, -22.269213)
Redshift:0.02731
Type:SN Ic
Related Notes:
We have obtained an optical spectrum of SN 2025gc, which shows it to be a Type Ic supernova exhibiting SN 1998bw-like features, about a month after maximum light. The supernova occurred in the same g…
Discovery of a Likely Luminous Blue Variable in HST/WFC3 Imaging of NGC 4414
Keywords: Variable Star
Related Objects:
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2024agag [ATLAS24sbz]
, RA, DEC:07:06:52.291, -53:15:36.95
(106.717880, -53.260263)
Redshift:0.052
Type:SN Ia
2024agky [ATLAS25acl]
, RA, DEC:09:21:48.929, -33:19:09.12
(140.453872, -33.319200)
Redshift:0.03
Type:SN Ia
2024agkq [ZTF25aaabnxh]
, RA, DEC:04:01:43.399, -22:45:47.76
(60.430831, -22.763268)
Redshift:0.06
Type:SN Ia
2024agfu [ATLAS24scc]
, RA, DEC:05:00:13.671, -22:11:07.77
(75.056963, -22.185492)
Redshift:0.05
Type:SN II
2025jh [ATLAS25afz]
RA, DEC:12:57:39.811, -31:59:20.97
(194.415879, -31.989158)
Redshift:0.04
Type:SN Ia
This report includes classifications of 4 Type Ia's. We encourage follow-up observations.
SLSN and TDE candidates from NEEDLE on Lasair
Source Group: OxQUB
Related Objects:
2024afos [ZTF24abyxivp]
, RA, DEC:05:12:02.028, -19:37:20.87
(78.008452, -19.622463)
Redshift:0.14
Type:SN Ia
2024adxt [ZTF24abwzbei]
, RA, DEC:15:15:10.232, +10:26:57.78
(228.792633, 10.449385)
Redshift:
Type:
2024aehr [ZTF24abyegeg]
, RA, DEC:02:03:24.757, +39:26:09.70
(30.853156, 39.436028)
Redshift:
Type:
2024aepc [ZTF24abykyaj]
, RA, DEC:10:47:53.281, +29:56:55.69
(161.972004, 29.948803)
Redshift:
Type:
2024agid [ZTF24abzvwfa]
, RA, DEC:09:33:04.831, +56:39:32.96
(143.270130, 56.659154)
Redshift:
Type:
2024agnv [ZTF25aaailmy]
RA, DEC:08:55:59.329, +31:14:35.38
(133.997206, 31.243162)
Redshift:
Type:
Related Notes:
We report 5 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…
Classification of the optical transient AT 2024aepd as a tidal disruption event.
Related Objects:
2024aepd [ZTF24abyhjvc]
RA, DEC:15:25:39.284, +17:40:50.53
(231.413684, 17.680703)
Redshift:0.0835
Type:TDE
We present two NOT/ALFOSC optical spectra (separated by 6 days) of the optical transient AT 2024aepd (RA = 15:25:39.284, Dec = +17:40:50.53) located in the nucleus of its host galaxy. The spectra are…
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2025az [ATLAS25adr]
, RA, DEC:05:01:05.561, -24:25:04.13
(75.273171, -24.417815)
Redshift:0.328
Type:AGN
2025ei [ATLAS25agn]
RA, DEC:11:44:47.404, +19:46:24.36
(176.197517, 19.773434)
Redshift:0.03
Type:SN II
This report includes classification of 1 AGN and 1 Type II SN. We encourage follow-up observations.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2024aeyp [ATLAS24rut]
, RA, DEC:02:06:57.610, -46:03:01.33
(31.740042, -46.050369)
Redshift:0.065
Type:SN Ia
2024afxa [ATLAS24sae]
, RA, DEC:03:23:50.364, -51:14:18.98
(50.959850, -51.238606)
Redshift:0.08
Type:SN Ia
2024aexl [ATLAS24rub]
, RA, DEC:06:01:06.690, -27:55:15.14
(90.277874, -27.920872)
Redshift:0.0925
Type:SN Ia
2024afnp [GOTO24jpx]
, RA, DEC:07:51:48.517, +01:02:48.10
(117.952152, 1.046695)
Redshift:0.09
Type:SN Ia
2024afox [ZTF24abztbsc]
, RA, DEC:08:47:05.084, -05:24:04.52
(131.771182, -5.401256)
Redshift:0.09
Type:SN Ia
2025L [PS25e]
RA, DEC:02:31:34.366, -23:00:40.20
(37.893191, -23.011167)
Redshift:0.05
Type:SN Ia
This report includes classifications of 6 Type Ia's. We encourage follow-up observations.
Hostless candidates detected by ELEPHANT
Source Group: COIN
Related Objects:
2024aemi [ZTF24abybmsk]
, RA, DEC:03:51:39.167, -16:24:30.58
(57.913197, -16.408495)
Redshift:
Type:
2024aeon [ZTF24abyjjjt]
, RA, DEC:04:04:25.356, -10:07:31.34
(61.105650, -10.125372)
Redshift:
Type:
2024adge [ZTF24abvkybi]
, RA, DEC:00:39:31.433, +70:43:33.45
(9.880971, 70.725958)
Redshift:
Type:
2024aenw [ZTF24abyiwzh]
, RA, DEC:05:17:08.075, -14:58:46.26
(79.283646, -14.979516)
Redshift:
Type:
2024aeev [ZTF24abydgdk]
, RA, DEC:23:12:11.741, +11:54:38.53
(348.048921, 11.910703)
Redshift:
Type:
2024aezo [ZTF24abwsvtj]
, RA, DEC:13:24:17.066, +27:43:01.14
(201.071110, 27.716983)
Redshift:0.4227
Type:SLSN-I
2024afro [ZTF24abzjfdz]
, RA, DEC:11:04:54.303, +78:55:38.84
(166.226264, 78.927457)
Redshift:0.1095
Type:SN Ia
2024aefk [ZTF24abwmcrv]
, RA, DEC:23:50:26.836, +37:10:24.04
(357.611815, 37.173343)
Redshift:
Type:
2017edo [Gaia17bgw]
, RA, DEC:23:09:29.950, +43:55:21.32
(347.374792, 43.922589)
Redshift:
Type:
2024adxt [ZTF24abwzbei]
, RA, DEC:15:15:10.232, +10:26:57.78
(228.792633, 10.449385)
Redshift:
Type:
2024aetw [ZTF24abydfcn]
, RA, DEC:00:19:53.357, -22:07:39.20
(4.972322, -22.127556)
Redshift:
Type:
2024agid [ZTF24abzvwfa]
RA, DEC:09:33:04.831, +56:39:32.96
(143.270130, 56.659154)
Redshift:
Type:
Related Notes:
We report 12 hostless candidates selected by the ELEPHANT pipeline.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2024agld [ATLAS25aco]
, RA, DEC:01:13:51.246, -31:47:30.01
(18.463525, -31.791669)
Redshift:0.02
Type:SN Ia
2024adtg [ZTF24abvftmi]
RA, DEC:08:53:28.451, -11:08:26.89
(133.368545, -11.140802)
Redshift:0.32
Type:SLSN-II
This report includes classifications of 1 Type Ia and 1 SLSN-II. We encourage follow-up observations.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2024aeom [ZTF24abyjmya]
, RA, DEC:06:13:57.373, -14:43:23.63
(93.489054, -14.723232)
Redshift:0.089
Type:SN Ia
2024aewc [ATLAS24rto]
, RA, DEC:11:42:48.870, +09:54:00.87
(175.703623, 9.900241)
Redshift:0.107
Type:SN Ia
2024aezi [GOTO24jiy]
, RA, DEC:10:35:20.849, -08:01:25.24
(158.836869, -8.023677)
Redshift:0.097
Type:SN Ia
2024abbx [ZTF24abrumcf]
, RA, DEC:03:14:35.787, +03:44:31.33
(48.649112, 3.742035)
Redshift:0.1045
Type:SN IIn
2024agji [ATLAS24sda]
, RA, DEC:12:58:20.957, -11:10:02.17
(194.587322, -11.167268)
Redshift:0.016
Type:SN II
2024afpg [ATLAS24rzf]
RA, DEC:10:42:12.470, +23:44:51.50
(160.551958, 23.747639)
Redshift:0.012
Type:SN IIb
This report includes classifications of 3 Type Ia's, 1 Type IIb, 1 Type II and 1 SN. We encourage follow-up observations.
AT2022mop: a rapidly rising SN candidate with a long-lived and luminous precursor
Source Group: ATLAS
Related Objects:
2022mop [PS22fhf]
RA, DEC:23:30:51.220, -02:56:33.90
(352.713417, -2.942750)
Redshift:0.017219
Type:SN IIn
We report the rapidly rising ATLAS light curve of the transient AT2022mop, initially discovered by Pan-STARRS2 in 2022. Forced photometry history in Pan-STARRS, ZTF and ATLAS shows evidence for mult…
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