Showing results 1 to 50 out of 1,098
AstroNote 2025-182
Type: Object/s-Discovery/Classification
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025nan [ZTF25aatnxnh]
RA, DEC:18:14:40.656, +40:41:54.38
(273.669401, 40.698438)
Redshift:
Type:
See object 2025nan [ZTF25aatnxnh]
,
2025mpc [ZTF25aasnywm]
RA, DEC:21:20:02.924, +32:06:50.54
(320.012183, 32.114038)
Redshift:
Type:
See object 2025mpc [ZTF25aasnywm]
,
2025mbs [ZTF25aarxyue]
RA, DEC:15:29:26.959, -03:29:29.63
(232.362330, -3.491565)
Redshift:
Type:
See object 2025mbs [ZTF25aarxyue]
,
2025llc [ZTF25aarmjkf]
RA, DEC:19:20:17.693, +58:02:33.94
(290.073719, 58.042761)
Redshift:
Type:
See object 2025llc [ZTF25aarmjkf]
,
2025nff [ZTF25aauhbwo]
RA, DEC:21:04:58.934, -03:32:29.50
(316.245558, -3.541527)
Redshift:
Type:
See object 2025nff [ZTF25aauhbwo]
Related Notes:
2025-175
2025-1822025-06-06 11:56:20
Title: SLSN candidates from NEEDLE on Lasair
Authors: X. Sheng, A. Aamer, M. Nicholl, K. W. Smith, C. R. Angus, …
Source Group: OxQUB
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…
AstroNote 2025-181
Type: Object/s-Data/Analysis
Released: 2025-06-13 07:36:10
AT 2025ngs (ATLAS25gbi, ZTF25aauvber): a bright supernova candidate in NGC 5961
I. Pérez-Fournon (IAC and ULL), N.C. Sun (UCAS), F. Poidevin, D. Aguado, A. López-Oramas, D. Nespral (IAC and ULL), A…
Source Group: SGLF
Keywords: Supernova, Optical, Transient
Related Objects:
2025ngs
RA, DEC:15:35:16.684, +30:51:55.72
(233.819517, 30.865479)
Redshift:
Type:
See object 2025ngs
Here we report on the bright and likely fast rising supernova candidate AT 2025ngs (ATLAS25gbi, ZTF25aauvber) in NGC 5961 (at a mean metric distance of 32.7 Mpc), detected by ATLAS and ZTF.
AstroNote 2025-179
Type: Object/s-Discovery/Classification
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:
See object 2025lsl [ZTF25aaoxgmt]
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
See object 2025izy [ZTF25aanxtou]
,
2025evp [ZTF25aaispqu]
RA, DEC:06:05:45.985, +48:29:48.79
(91.441604, 48.496885)
Redshift:
Type:
See object 2025evp [ZTF25aaispqu]
,
2025kkb [ZTF25aaofttb]
RA, DEC:13:11:37.507, +10:19:59.24
(197.906279, 10.333123)
Redshift:
Type:
See object 2025kkb [ZTF25aaofttb]
,
2025inr [ZTF25aaomnws]
RA, DEC:15:23:10.920, +76:01:00.84
(230.795500, 76.016901)
Redshift:0.176
Type:SN
See object 2025inr [ZTF25aaomnws]
,
2025gyv [ZTF25aalsbpm]
RA, DEC:10:38:24.082, +68:02:25.02
(159.600343, 68.040284)
Redshift:
Type:
See object 2025gyv [ZTF25aalsbpm]
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…
AstroNote 2025-175
Type: Object/s-Discovery/Classification
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025llc [ZTF25aarmjkf]
RA, DEC:19:20:17.693, +58:02:33.94
(290.073719, 58.042761)
Redshift:
Type:
See object 2025llc [ZTF25aarmjkf]
,
2025muz [ZTF25aaspqos]
RA, DEC:13:17:36.251, -12:06:01.19
(199.401046, -12.100329)
Redshift:
Type:
See object 2025muz [ZTF25aaspqos]
,
2025inr [ZTF25aaomnws]
RA, DEC:15:23:10.920, +76:01:00.84
(230.795500, 76.016901)
Redshift:0.176
Type:SN
See object 2025inr [ZTF25aaomnws]
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.
AstroNote 2025-173
Type: Object/s-Discovery/Classification
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
See object 2025mvn [ATLAS25fwv]
Related Notes:
2021-92
2025-1732021-03-20 16:22:47
Title: Kinder follow-up observations of AT 2021gca (ZTF21aapkbav)
Authors: T.-W. Chen, S. Yang (Stockholm), Y.-C. Pan, C.-C. Ngeow, H…
Source Group: Kinder
,
2025-171
2025-1732025-06-03 10:57:00
Title: ATLAS25fwv (AT2025mvn): discovery of a candidate SN in NGC 5033 (18 Mpc)
Authors: K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulto…
Source Group: ATLAS
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…
AstroNote 2025-166
Type: Object/s-Discovery/Classification
Released: 2025-06-01 07:35:48
Classification of SN 2025mqc (ZTF25aatdgae) as a Type Ib Supernova
Wynn Jacobson-Galán (Caltech)
Source Group: ZTF
Keywords: Supernova, Spectroscopy, Transient
Related Objects:
2025mqc [ATLAS25fue]
RA, DEC:12:43:52.250, -00:33:39.74
(190.967707, -0.561040)
Redshift:0.0087
Type:SN Ib
See object 2025mqc [ATLAS25fue]
We report the classification of SN 2025mqc as a young type Ib supernova in NGC 4653 at ~38 Mpc.
AstroNote 2025-164
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
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
See object 2025lxm [ZTF25aarnyuv]
,
2025mgx [ZTF25aarxgcb]
RA, DEC:16:11:12.837, +29:31:48.83
(242.803489, 29.530230)
Redshift:0.091
Type:SN Ic
See object 2025mgx [ZTF25aarxgcb]
,
2025kne [ATLAS25ezd]
RA, DEC:13:41:02.619, +14:54:05.16
(205.260911, 14.901434)
Redshift:0.042
Type:SN II
See object 2025kne [ATLAS25ezd]
,
2025mlr [ATLAS25fsx]
RA, DEC:23:22:27.449, -38:57:03.83
(350.614370, -38.951062)
Redshift:0.11
Type:SN Ia
See object 2025mlr [ATLAS25fsx]
Related Notes:
2025-150
2025-1642025-05-20 15:08:14
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: S. P. Cosentino (University of Catania), C. F. Aster (Cardi…
Source Group: ePESSTO+
This report includes classifications of 1 Type 1a, 1 Type Ia-91T-like, 1 Type II, and 1 Type Ic. We encourage followup observations.
AstroNote 2025-163
Type: Object/s-Discovery/Classification
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
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025mba [WFST0617iqnc]
RA, DEC:13:17:05.306, +01:49:46.64
(199.272110, 1.829623)
Redshift:
Type:
See object 2025mba [WFST0617iqnc]
Related Notes:
2025-58
2025-1632025-02-13 14:14:05
Title: 330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Authors: Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
,
2024-230
2025-1632024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report an FBOT candidate WFST0617iqnc (AT 2025mba) discovered by the WFST deep high-cadence ugr-bands survey.
AstroNote 2025-162
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025lfn [ZTF25aargdqx]
RA, DEC:20:11:40.779, -08:07:46.34
(302.919911, -8.129539)
Redshift:0.109
Type:SN Ia
See object 2025lfn [ZTF25aargdqx]
,
2025lzu [ATLAS25fob]
RA, DEC:21:39:55.025, +06:00:11.66
(324.979273, 6.003240)
Redshift:0
Type:SN
See object 2025lzu [ATLAS25fob]
,
2025lsr [ZTF25aarrupv]
RA, DEC:19:54:21.540, -18:42:51.24
(298.589749, -18.714234)
Redshift:0
Type:SN
See object 2025lsr [ZTF25aarrupv]
,
2025lwz [ATLAS25fjc]
RA, DEC:22:54:43.666, +07:51:43.39
(343.681942, 7.862052)
Redshift:0.023586
Type:SN IIn
See object 2025lwz [ATLAS25fjc]
This report includes classifications of 1 Type Ia, 1 Type II, 1 SN and 1 blue and featureless object. We encourage followup observations.
AstroNote 2025-161
Type: Object/s-Discovery/Classification
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025ljo [ZTF25aarczrv]
RA, DEC:14:14:20.821, -22:49:28.51
(213.586753, -22.824585)
Redshift:
Type:
See object 2025ljo [ZTF25aarczrv]
,
2025lhj [ZTF25aaqkbuo]
RA, DEC:20:47:55.528, +11:58:03.58
(311.981368, 11.967662)
Redshift:
Type:
See object 2025lhj [ZTF25aaqkbuo]
,
2025klu [ZTF25aaqjbme]
RA, DEC:17:25:34.096, +12:52:51.32
(261.392067, 12.880923)
Redshift:
Type:
See object 2025klu [ZTF25aaqjbme]
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
See object 2025izy [ZTF25aanxtou]
,
2025mbu [ZTF25aarbwlz]
RA, DEC:10:18:33.736, +29:52:19.20
(154.640567, 29.872001)
Redshift:
Type:
See object 2025mbu [ZTF25aarbwlz]
Related Notes:
2025-159
2025-1612025-05-26 22:01:51
Title: Hostless candidates detected by ELEPHANT
Authors: R. Durgesh (independent), P. Pessi (OKC), E. E. O. Ishida (…
Source Group: COIN
,
2025-143
2025-1612025-05-09 12:18:04
Title: SLSN and TDE candidates from NEEDLE on Lasair
Authors: A. Aamer, X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, M…
Source Group: OxQUB
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…
AstroNote 2025-159
Type: Object/s-Discovery/Classification
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025kyx [ZTF25aaqzjoy]
RA, DEC:18:58:25.588, +84:44:00.92
(284.606617, 84.733589)
Redshift:
Type:
See object 2025kyx [ZTF25aaqzjoy]
,
2025kkb [ZTF25aaofttb]
RA, DEC:13:11:37.507, +10:19:59.24
(197.906279, 10.333123)
Redshift:
Type:
See object 2025kkb [ZTF25aaofttb]
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
See object 2025izy [ZTF25aanxtou]
,
2025lfj [ZTF25aaqowtn]
RA, DEC:14:31:06.594, +19:49:21.38
(217.777477, 19.822605)
Redshift:
Type:
See object 2025lfj [ZTF25aaqowtn]
,
2025idz [ZTF25aanikpq]
RA, DEC:09:41:36.239, -11:27:28.58
(145.400996, -11.457939)
Redshift:0.145
Type:SLSN-I
See object 2025idz [ZTF25aanikpq]
We report 5 hostless candidates selected by the ELEPHANT pipeline.
AstroNote 2025-158
Type: Object/s-Discovery/Classification
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
Keywords: Time-domain, Surveys, Transient, Supernova, Photometry, Optical
Related Objects:
2025mbz
RA, DEC:14:07:30.466, -00:47:22.86
(211.876943, -0.789685)
Redshift:0.034
Type:SN Ia
See object 2025mbz
Related Notes:
2025-58
2025-1582025-02-13 14:14:05
Title: 330 supernova candidates from the first two months of the WFST deep high-cadence ugr-bands survey
Authors: Ji-an Jiang, Zelin Xu, Dezheng Meng, Weiyu Wu, Zhengyan Liu…
Source Group: WFST
,
2024-230
2025-1582024-08-28 14:12:42
Title: 545 supernova candidates from the WFST pilot survey
Authors: Ji-an Jiang (USTC), Zelin Xu (USTC), Weiyu Wu (USTC), Dezhe…
Source Group: WFST
We report a fast rising supernova candidate WFST0614dwbc (AT 2025mbz) discovered by the WFST deep high-cadence ugr-bands survey.
AstroNote 2025-157
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025lmb [ATLAS25fhk]
RA, DEC:15:52:06.712, +21:26:48.53
(238.027966, 21.446814)
Redshift:0.047
Type:SN II
See object 2025lmb [ATLAS25fhk]
,
2025kla [ZTF25aaqgnvm]
RA, DEC:15:19:36.615, +19:19:02.05
(229.902564, 19.317237)
Redshift:0.089
Type:SN Ia
See object 2025kla [ZTF25aaqgnvm]
,
2025ljw [ATLAS25fgr]
RA, DEC:14:42:21.102, -28:04:40.49
(220.587926, -28.077914)
Redshift:0.086
Type:SN Ia
See object 2025ljw [ATLAS25fgr]
,
2025lyf [ATLAS25fnk]
RA, DEC:15:05:17.334, -10:18:13.74
(226.322223, -10.303816)
Redshift:0.034
Type:SN Ia
See object 2025lyf [ATLAS25fnk]
,
2025lkw [GOTO25cyg]
RA, DEC:20:29:44.321, -57:57:19.91
(307.434672, -57.955530)
Redshift:0.06
Type:SN Ia
See object 2025lkw [GOTO25cyg]
,
2025lwx [ATLAS25fiy]
RA, DEC:21:28:22.782, -23:53:59.00
(322.094925, -23.899722)
Redshift:0
Type:
See object 2025lwx [ATLAS25fiy]
,
2025lwt [ATLAS25fiv]
RA, DEC:21:50:29.567, -13:39:20.30
(327.623195, -13.655640)
Redshift:0.09
Type:SN Ia
See object 2025lwt [ATLAS25fiv]
,
2025lxe [ATLAS25fji]
RA, DEC:19:09:10.629, -38:15:05.36
(287.294286, -38.251488)
Redshift:0.02
Type:SN II
See object 2025lxe [ATLAS25fji]
,
2025lwn [ATLAS25fin]
RA, DEC:23:05:18.880, -12:29:40.68
(346.328666, -12.494635)
Redshift:0.08
Type:SN Ia
See object 2025lwn [ATLAS25fin]
,
2025lxp [ATLAS25fmm]
RA, DEC:21:58:24.190, -16:34:15.19
(329.600790, -16.570885)
Redshift:0.045
Type:SN Ia
See object 2025lxp [ATLAS25fmm]
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.
AstroNote 2025-156
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025jyw [ATLAS25euq]
RA, DEC:13:05:51.440, +10:13:59.80
(196.464335, 10.233279)
Redshift:0.045
Type:SN Ia
See object 2025jyw [ATLAS25euq]
,
2025ljm [ZTF20aczgxij]
RA, DEC:14:13:19.614, -10:24:47.46
(213.331726, -10.413185)
Redshift:0.048
Type:SN Ia-SC
See object 2025ljm [ZTF20aczgxij]
,
2025kdt [ZTF25aapqvqk]
RA, DEC:14:25:13.003, -07:08:45.19
(216.304181, -7.145887)
Redshift:0.058
Type:SN Ia
See object 2025kdt [ZTF25aapqvqk]
,
2025kef [ZTF25aaprgoz]
RA, DEC:14:48:01.789, +11:03:37.21
(222.007455, 11.060335)
Redshift:0.08
Type:SN Ia
See object 2025kef [ZTF25aaprgoz]
,
2025kfh [ZTF25aaptoxz]
RA, DEC:16:39:32.352, +15:59:15.81
(249.884801, 15.987726)
Redshift:0
Type:CV
See object 2025kfh [ZTF25aaptoxz]
,
2025lmc [ATLAS25fhl]
RA, DEC:14:58:38.415, +05:07:37.88
(224.660063, 5.127189)
Redshift:0.08
Type:SN Ia-91T-like
See object 2025lmc [ATLAS25fhl]
,
2025lic [ZTF25aaremst]
RA, DEC:15:26:38.599, +06:06:26.62
(231.660829, 6.107395)
Redshift:0.042
Type:SN
See object 2025lic [ZTF25aaremst]
,
2025kxt [ZTF25aaqyaob]
RA, DEC:17:29:39.480, -11:03:13.91
(262.414501, -11.053865)
Redshift:0
Type:CV
See object 2025kxt [ZTF25aaqyaob]
,
2025ktt [ZTF25aaqkhyr]
RA, DEC:18:08:46.781, +23:10:14.19
(272.194919, 23.170608)
Redshift:0.08
Type:SN Ia
See object 2025ktt [ZTF25aaqkhyr]
,
2025kyq [ATLAS25fdz]
RA, DEC:18:15:15.415, -69:03:25.30
(273.814227, -69.057028)
Redshift:0
Type:CV
See object 2025kyq [ATLAS25fdz]
,
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
See object 2025kxm [BGEM J201629.65-444221.1]
,
2025lmg [ATLAS25fhp]
RA, DEC:21:30:41.773, -10:37:53.81
(322.674056, -10.631613)
Redshift:0.114
Type:SN Ia-91T-like
See object 2025lmg [ATLAS25fhp]
,
2025kzh [GOTO25cvz]
RA, DEC:20:42:23.182, +13:44:12.94
(310.596593, 13.736927)
Redshift:0.01
Type:SN II
See object 2025kzh [GOTO25cvz]
,
2025ijo [ATLAS25efl]
RA, DEC:21:58:16.036, -68:10:48.87
(329.566817, -68.180242)
Redshift:0.04
Type:SN II
See object 2025ijo [ATLAS25efl]
,
2025imt [ATLAS25ehy]
RA, DEC:22:09:39.076, -55:21:38.16
(332.412818, -55.360599)
Redshift:0.05
Type:SN Ia-91T-like
See object 2025imt [ATLAS25ehy]
,
2025kdy [ATLAS25ewc]
RA, DEC:22:40:28.305, -12:58:19.36
(340.117936, -12.972044)
Redshift:0.06
Type:SN Ia-91T-like
See object 2025kdy [ATLAS25ewc]
,
2025kjo [ATLAS25eyd]
RA, DEC:00:05:13.130, -11:30:23.93
(1.304707, -11.506648)
Redshift:0.022
Type:SN Ia
See object 2025kjo [ATLAS25eyd]
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…
AstroNote 2025-152
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025ivk [KATS25H016]
RA, DEC:11:01:09.879, +12:13:08.57
(165.291161, 12.219048)
Redshift:0.13
Type:SN Ia-91T-like
See object 2025ivk [KATS25H016]
,
2025kua [ZTF25aaqbltp]
RA, DEC:11:20:52.404, -03:59:48.83
(170.218350, -3.996897)
Redshift:0.025
Type:SN II
See object 2025kua [ZTF25aaqbltp]
,
2025kwj [T202505171246001m123615]
RA, DEC:12:46:00.134, -12:36:15.04
(191.500557, -12.604177)
Redshift:0
Type:CV
See object 2025kwj [T202505171246001m123615]
,
2025kny [ZTF25aaqkvza]
RA, DEC:12:40:41.831, -07:39:19.59
(190.174297, -7.655443)
Redshift:0.073
Type:SN Ia
See object 2025kny [ZTF25aaqkvza]
,
2025kxp [BGEM J132117.36-434610.9]
RA, DEC:13:21:17.369, -43:46:10.91
(200.322371, -43.769697)
Redshift:0
Type:CV
See object 2025kxp [BGEM J132117.36-434610.9]
,
2025kpa [ZTF25aaqgddb]
RA, DEC:14:50:51.527, -19:08:05.55
(222.714697, -19.134875)
Redshift:0.07
Type:SN Ia-91T-like
See object 2025kpa [ZTF25aaqgddb]
,
2025kyh [ZTF25aaqxyfn]
RA, DEC:17:05:32.895, -08:39:27.94
(256.387064, -8.657762)
Redshift:0.024
Type:SN II
See object 2025kyh [ZTF25aaqxyfn]
,
2025kxe [GOTO25cul]
RA, DEC:16:08:46.277, +01:53:38.19
(242.192822, 1.893941)
Redshift:0.095
Type:SN Ia
See object 2025kxe [GOTO25cul]
,
2025kvd [ZTF25aaqvwgk]
RA, DEC:20:15:17.388, -12:29:26.61
(303.822450, -12.490725)
Redshift:0
Type:CV
See object 2025kvd [ZTF25aaqvwgk]
,
2025khv [ATLAS25exk]
RA, DEC:23:11:16.603, -32:27:18.26
(347.819178, -32.455072)
Redshift:0.037
Type:SN Ia
See object 2025khv [ATLAS25exk]
,
2025kxz [ZTF25aarajhz]
RA, DEC:20:25:43.596, -19:44:00.60
(306.431649, -19.733500)
Redshift:0.15
Type:SN Ia-CSM
See object 2025kxz [ZTF25aarajhz]
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.
AstroNote 2025-151
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025ikn [ATLAS25eha]
RA, DEC:21:05:19.184, -17:39:09.20
(316.329932, -17.652555)
Redshift:0.03
Type:SN Ia
See object 2025ikn [ATLAS25eha]
,
2025klo [ZTF25aaqgorp]
RA, DEC:15:45:26.301, +06:58:31.66
(236.359589, 6.975461)
Redshift:0.082
Type:SN Ia
See object 2025klo [ZTF25aaqgorp]
,
2025knh [ATLAS25ezh]
RA, DEC:21:04:47.995, -39:26:08.13
(316.199978, -39.435591)
Redshift:0.04
Type:SN Ia
See object 2025knh [ATLAS25ezh]
,
2025kki [ZTF25aaqfffi]
RA, DEC:15:43:29.780, -09:07:08.67
(235.874082, -9.119075)
Redshift:0.06
Type:SN Ia
See object 2025kki [ZTF25aaqfffi]
,
2025kfd [ATLAS25ews]
RA, DEC:20:03:58.989, -28:14:54.40
(300.995787, -28.248445)
Redshift:0.06
Type:SN Ia
See object 2025kfd [ATLAS25ews]
,
2025iwh [ZTF25aaoxxlf]
RA, DEC:16:07:10.526, -26:25:30.02
(241.793859, -26.425005)
Redshift:0.07
Type:SN Ia-91bg-like
See object 2025iwh [ZTF25aaoxxlf]
,
2025jtq [ASASSN-25bs]
RA, DEC:00:57:31.752, -17:21:47.38
(14.382300, -17.363160)
Redshift:0.03
Type:SN II
See object 2025jtq [ASASSN-25bs]
,
2025jyf [GOTO25ciw]
RA, DEC:23:57:52.028, -79:56:40.21
(359.466783, -79.944503)
Redshift:0.06
Type:SN Ia
See object 2025jyf [GOTO25ciw]
This report includes classifications of 6 Type Ia's, 1 Type Ia-91bg-like, and 1 Type II. We encourage followup observations.
AstroNote 2025-150
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
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
See object 2025iyj [ATLAS25emg]
,
2025jzi [ATLAS25evh]
RA, DEC:09:23:21.805, -20:20:31.92
(140.840855, -20.342199)
Redshift:0.039
Type:SN II
See object 2025jzi [ATLAS25evh]
,
2025gsa [GOTO25blw]
RA, DEC:09:55:09.399, -72:08:43.73
(148.789163, -72.145482)
Redshift:0.07
Type:SN IIn
See object 2025gsa [GOTO25blw]
,
2025kne [ATLAS25ezd]
RA, DEC:13:41:02.619, +14:54:05.16
(205.260911, 14.901434)
Redshift:0.042
Type:SN II
See object 2025kne [ATLAS25ezd]
,
2025igr [ATLAS25ecj]
RA, DEC:19:05:37.301, -58:49:34.92
(286.405422, -58.826368)
Redshift:0.08
Type:SN Ia-91T-like
See object 2025igr [ATLAS25ecj]
,
2025ijj [ATLAS25eff]
RA, DEC:19:29:46.569, -84:12:19.78
(292.444037, -84.205493)
Redshift:0.048
Type:SN Ia
See object 2025ijj [ATLAS25eff]
,
2025iic [ZTF25aaohnzw]
RA, DEC:18:30:06.380, +28:19:29.04
(277.526583, 28.324733)
Redshift:0.09
Type:SN Ia
See object 2025iic [ZTF25aaohnzw]
,
2025efq [GOTO25baq]
RA, DEC:20:27:09.936, -35:14:41.36
(306.791401, -35.244823)
Redshift:0.0107
Type:SN Ic
See object 2025efq [GOTO25baq]
,
2025irc [ATLAS25elq]
RA, DEC:21:59:27.130, -56:07:10.11
(329.863043, -56.119476)
Redshift:0.04
Type:SN Ia
See object 2025irc [ATLAS25elq]
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.
AstroNote 2025-149
Type: Object/s-Discovery/Classification
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025idz [ZTF25aanikpq]
RA, DEC:09:41:36.239, -11:27:28.58
(145.400996, -11.457939)
Redshift:0.145
Type:SLSN-I
See object 2025idz [ZTF25aanikpq]
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.
AstroNote 2025-147
Type: Announcement-Data Release
Released: 2025-05-14 13:27:27
e-MERLIN non-detection of supernova SN2025gvs in UGC10058
D. Swan (UCLAN), M. Argo (UCLAN), J. Pledger (UCLAN), D. Williams-Baldwin (Manchester)
Keywords: Radio, Transient, Supernova
Related Objects:
2025gvs
RA, DEC:15:50:23.398, +25:55:10.03
(237.597490, 25.919451)
Redshift:0.007165
Type:SN II
See object 2025gvs
We report no radio source within 5 arcseconds of the reported location of supernova SN2025gvs, with a 3-sigma RMS of 99 microJy/beam, consistent with a non-detection at this time.
AstroNote 2025-143
Type: Object/s-Discovery/Classification
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025hsr [ZTF25aanepai]
RA, DEC:09:56:40.751, -04:10:34.59
(149.169796, -4.176274)
Redshift:0.08
Type:SN Ia
See object 2025hsr [ZTF25aanepai]
,
2025ish [ZTF25aanlcal]
RA, DEC:17:00:11.162, +32:31:15.06
(255.046507, 32.520850)
Redshift:
Type:
See object 2025ish [ZTF25aanlcal]
,
2025izy [ZTF25aanxtou]
RA, DEC:19:49:06.908, +78:51:20.32
(297.278784, 78.855645)
Redshift:
Type:
See object 2025izy [ZTF25aanxtou]
,
2025jpw [ZTF25aaomkbt]
RA, DEC:15:56:13.379, +13:58:55.27
(239.055746, 13.982020)
Redshift:
Type:
See object 2025jpw [ZTF25aaomkbt]
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…
AstroNote 2025-142
Type: Object/s-Discovery/Classification
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…
Keywords: Transient, Supernova, Optical, Spectroscopy
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
See object 2021gqu [ZTF21aapriwm]
We classify the optical re-brightening event towards AT 2021gqu as a peculiar Type Ia Supernova, based on optical spectroscopy.
AstroNote 2025-141
Type: Object/s-Discovery/Classification
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…
Keywords: Transient, Supernova, Spectroscopy
Related Objects:
2025jyl [ZTF25aappymi]
RA, DEC:22:38:45.334, +37:35:57.36
(339.688892, 37.599267)
Redshift:0.034033
Type:SN II
See object 2025jyl [ZTF25aappymi]
,
2025iik [ZTF25aaoefsh]
RA, DEC:17:21:10.121, +68:27:32.06
(260.292171, 68.458906)
Redshift:0.04
Type:SN Ia
See object 2025iik [ZTF25aaoefsh]
,
2025gjc [ZTF25aalvbwm]
RA, DEC:15:38:58.129, -22:40:11.38
(234.742202, -22.669828)
Redshift:0.0198
Type:SN II
See object 2025gjc [ZTF25aalvbwm]
Spectral classification of 2 transients and reclassification of 1 transient.
AstroNote 2025-140
Type: Object/s-Discovery/Classification
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+
Keywords: Transient, Supernova, Optical, Spectroscopy
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
See object 2025ija [ATLAS25eey]
,
2025inh [ATLAS25ejr]
RA, DEC:20:06:45.882, -07:55:19.07
(301.691174, -7.921964)
Redshift:0.05
Type:SN Ia
See object 2025inh [ATLAS25ejr]
,
2025imw [ATLAS25eib]
RA, DEC:20:40:42.867, -20:26:08.31
(310.178614, -20.435643)
Redshift:0.02
Type:SN Ia
See object 2025imw [ATLAS25eib]
This report includes classifications of 1 Type Ic-BL and 2 Type Ia's. We encourage follow-up observations.
AstroNote 2025-139
Type: Announcement-Tool/Utility
Released: 2025-05-07 13:49:17
Confirmation of spectroscopic classification of transients
Warsame Mohamed Ali, Joanna Pajak, Logan Peschieras, Pak Hei Chan, Nikolei Hölinger, Evgenia Lamprou, Rikard Lesley, Hä…
Keywords: Transient, Supernova, Spectroscopy
Related Objects:
2025iig [ZTF25aaofxjv]
RA, DEC:14:46:46.252, +02:20:58.63
(221.692717, 2.349620)
Redshift:0.0801
Type:SN Ia-91T-like
See object 2025iig [ZTF25aaofxjv]
,
2025ewp [ZTF25aajfyvr]
RA, DEC:13:20:52.025, +02:17:38.35
(200.216770, 2.293986)
Redshift:0.04
Type:SN II
See object 2025ewp [ZTF25aajfyvr]
Spectral classification confirmation of 2 transients
AstroNote 2025-136
Type: Object/s-Discovery/Classification
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025gyv [ZTF25aalsbpm]
RA, DEC:10:38:24.082, +68:02:25.02
(159.600343, 68.040284)
Redshift:
Type:
See object 2025gyv [ZTF25aalsbpm]
,
2025ism [ZTF25aaoqzhl]
RA, DEC:16:50:31.813, +59:12:24.93
(252.632555, 59.206925)
Redshift:
Type:
See object 2025ism [ZTF25aaoqzhl]
,
2025hjx [ZTF25aalzmdh]
RA, DEC:17:04:31.408, +54:01:46.44
(256.130868, 54.029566)
Redshift:
Type:
See object 2025hjx [ZTF25aalzmdh]
,
2025isa [ZTF25aanxvlg]
RA, DEC:16:22:19.086, +15:47:56.40
(245.579527, 15.799000)
Redshift:
Type:
See object 2025isa [ZTF25aanxvlg]
,
2025imp [ZTF25aaompnz]
RA, DEC:15:02:34.229, +34:53:02.25
(225.642619, 34.883960)
Redshift:0.06
Type:SN Ibn
See object 2025imp [ZTF25aaompnz]
We report 5 hostless candidates selected by the ELEPHANT pipeline.
AstroNote 2025-135
Type: Object/s-Discovery/Classification
Released: 2025-05-03 16:05:30
ePESSTO+ spectroscopic classification of optical transients
B. Ayala (UNAB), C. Casanueva (PUC), R. Dastidar (UNAB), A. Gangopadhyay (SU,OKC) , Thallis de L. Pessi (ESO), S. Sriva…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025hsh [GOTO25bzh]
RA, DEC:08:23:13.630, -77:51:10.06
(125.806793, -77.852796)
Redshift:0.02
Type:SN II
See object 2025hsh [GOTO25bzh]
,
2025hyv [ATLAS25dzu]
RA, DEC:09:09:17.173, -18:37:05.53
(137.321552, -18.618203)
Redshift:0.039
Type:SN Ia
See object 2025hyv [ATLAS25dzu]
,
2025hsv [ZTF25aaniiis]
RA, DEC:08:27:27.150, -11:51:42.43
(126.863123, -11.861786)
Redshift:0.071
Type:SN Ia
See object 2025hsv [ZTF25aaniiis]
,
2025iav [GOTO25cbn]
RA, DEC:10:50:30.470, -28:53:17.22
(162.626959, -28.888117)
Redshift:0.061
Type:SN Ia
See object 2025iav [GOTO25cbn]
,
2025ift [ZTF25aantell]
RA, DEC:09:40:30.373, -05:06:14.05
(145.126553, -5.103903)
Redshift:0.078
Type:SN Ia
See object 2025ift [ZTF25aantell]
,
2025ilp [GOTO25cds]
RA, DEC:10:59:19.998, +09:23:54.04
(164.833325, 9.398344)
Redshift:0.063
Type:SN Ia
See object 2025ilp [GOTO25cds]
,
2025ime [GOTO25cdx]
RA, DEC:15:31:51.336, -01:11:12.13
(232.963900, -1.186703)
Redshift:0.037
Type:SN Ia
See object 2025ime [GOTO25cdx]
This report includes classifications of 6 Type Ia's and 1 Type II SN. We encourage followup observations.
AstroNote 2025-134
Type: Object/s-Discovery/Classification
Released: 2025-05-02 16:50:07
ePESSTO+ spectroscopic classification of optical transients
C. Casanueva (PUC), B. Ayala (UNAB), R. Dastidar (UNAB), A. Kumar (RHUL), Thallis de L. Pessi (ESO), S. Srivastav (Oxfo…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025iew [GOTO25ccb]
RA, DEC:13:15:57.992, +17:09:56.47
(198.991633, 17.165685)
Redshift:0.023
Type:SN II
See object 2025iew [GOTO25ccb]
,
2025hnt [GOTO25bxa]
RA, DEC:13:52:01.795, +15:40:05.16
(208.007481, 15.668100)
Redshift:0.05
Type:SN Ia
See object 2025hnt [GOTO25bxa]
,
2023aece [PS23nwo]
RA, DEC:15:53:44.143, -14:44:19.73
(238.433927, -14.738813)
Redshift:0.34
Type:AGN
See object 2023aece [PS23nwo]
,
2025ebh [ZTF25aaguyai]
RA, DEC:12:08:16.935, -11:23:00.06
(182.070562, -11.383349)
Redshift:0.13
Type:SN II
See object 2025ebh [ZTF25aaguyai]
,
2025igx [ZTF25aanzrcx]
RA, DEC:20:09:27.298, +10:44:32.17
(302.363741, 10.742270)
Redshift:0
Type:CV
See object 2025igx [ZTF25aanzrcx]
This report includes classifications of 2 Type II's, 1 Type Ia, 1 AGN, and 1 CV. We encourage follow-up observations.
AstroNote 2025-132
Type: Object/s-Discovery/Classification
Released: 2025-05-02 11:09:59
SLSN and TDE candidates from NEEDLE on Lasair
X. Sheng, A. Aamer (QUB), P. Ramsden (Birmingham/QUB), M. Nicholl, K. W. Smith, C. R. Angus, M. Fulton, T. Moore, J. …
Source Group: OxQUB
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025gyv [ZTF25aalsbpm]
RA, DEC:10:38:24.082, +68:02:25.02
(159.600343, 68.040284)
Redshift:
Type:
See object 2025gyv [ZTF25aalsbpm]
,
2025hjx [ZTF25aalzmdh]
RA, DEC:17:04:31.408, +54:01:46.44
(256.130868, 54.029566)
Redshift:
Type:
See object 2025hjx [ZTF25aalzmdh]
,
2025iaa [ZTF25aanxipy]
RA, DEC:17:13:30.332, +78:01:11.63
(258.376385, 78.019897)
Redshift:0.064
Type:SN Ia
See object 2025iaa [ZTF25aanxipy]
,
2025iah [ZTF25aankptu]
RA, DEC:15:53:21.264, +34:06:16.39
(238.338601, 34.104553)
Redshift:0.08
Type:SN Ia
See object 2025iah [ZTF25aankptu]
,
2025dim [ZTF25aanbqrx]
RA, DEC:08:06:43.054, +07:53:51.77
(121.679392, 7.897714)
Redshift:
Type:
See object 2025dim [ZTF25aanbqrx]
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…
AstroNote 2025-129
Type: Announcement-General
Released: 2025-04-30 20:19:16
Detection of a Light Echo from SN 2021aefx
Lindsey A. Kwok (CIERA/NU), Steve Schulze (CIERA/NU), Chang Liu (CIERA/NU), Matthew R. Siebert (STScI), Joel Johansson …
Keywords: Supernova, Optical, Spectroscopy, Transient
Related Objects:
2021aefx [DLT21ae]
RA, DEC:04:19:53.400, -54:56:53.09
(64.972500, -54.948081)
Redshift:0.005
Type:SN Ia
See object 2021aefx [DLT21ae]
Related Notes:
2021-290
2025-1292021-11-13 09:15:55
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: R. Carini, F. Onori, (INAF-OAAb), P. D'Avanzo, A. Mela…
Source Group: ePESSTO+
We report the spectroscopic detection of a light echo from Type Ia Supernova 2021aefx at ~1200 days post maximum light using the Very Large Telescope.
AstroNote 2025-128
Type: Object/s-Discovery/Classification
Released: 2025-04-30 10:58:56
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025ibi [ZTF25aanjqgf]
RA, DEC:12:50:05.406, -12:21:28.76
(192.522524, -12.357990)
Redshift:
Type:
See object 2025ibi [ZTF25aanjqgf]
,
2025hzt [ZTF25aanjtra]
RA, DEC:14:43:15.623, +12:54:28.08
(220.815094, 12.907801)
Redshift:
Type:
See object 2025hzt [ZTF25aanjtra]
,
2025ird [ZTF25aankcwt]
RA, DEC:13:56:25.213, +23:43:25.70
(209.105056, 23.723804)
Redshift:
Type:
See object 2025ird [ZTF25aankcwt]
We report 3 hostless candidates selected by the ELEPHANT pipeline.
AstroNote 2025-125
Type: Object/s-Discovery/Classification
Released: 2025-04-23 07:35:06
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025hkj [ZTF25aanbkva]
RA, DEC:12:12:10.324, -13:06:53.21
(183.043016, -13.114781)
Redshift:
Type:
See object 2025hkj [ZTF25aanbkva]
,
2025hkp [ZTF25aamkdzv]
RA, DEC:16:24:26.161, +16:40:39.62
(246.109003, 16.677672)
Redshift:
Type:
See object 2025hkp [ZTF25aamkdzv]
,
2025hsr [ZTF25aanepai]
RA, DEC:09:56:40.751, -04:10:34.59
(149.169796, -4.176274)
Redshift:0.08
Type:SN Ia
See object 2025hsr [ZTF25aanepai]
,
2025fen [ZTF25aajlyns]
RA, DEC:11:46:03.750, +70:24:38.98
(176.515627, 70.410827)
Redshift:0.0605
Type:SN II
See object 2025fen [ZTF25aajlyns]
,
2025hzh [ZTF25aanirib]
RA, DEC:11:09:06.820, -12:10:45.39
(167.278417, -12.179275)
Redshift:
Type:
See object 2025hzh [ZTF25aanirib]
We report 5 hostless candidates selected by the ELEPHANT pipeline.
AstroNote 2025-123
Type: Object/s-Discovery/Classification
Released: 2025-04-22 20:43:54
ZTF discovery of a re-brightening or second transient event towards AT 2021gqu / ZTF21aapriwm
A. Munoz-Arancibia (MAS/CMM), on behalf of the ALeRCE broker
Source Group: ZTF
Keywords: Transient
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
See object 2021gqu [ZTF21aapriwm]
We report on a re-brightening or second transient event towards the position of AT 2021gqu / ZTF21aapriwm on ZTF light curves, 1494 days after discovery. Both events lie towards SDSS J124000.57+01092…
AstroNote 2025-122
Type: Object/s-Data/Analysis
Released: 2025-04-22 14:08:44
IC-250421A: LAST optical observations of the IceCube neutrino candidate
S. Garrappa (WIS), R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), D. Po…
Keywords: Neutrinos, Supernova, Transient, Surveys
Related Objects:
2025cbj
RA, DEC:15:59:40.061, +27:06:40.85
(239.916919, 27.111348)
Redshift:0.0675
Type:SN IIn
See object 2025cbj
We report observations of the astrophysical neutrino candidate IC-250421A with the Large Array Survey Telescope (LAST). We cover part of the 90%-footprint neutrino localization and find ~60-days old …
AstroNote 2025-120
Type: Object/s-Data/Analysis
Released: 2025-04-18 00:00:01
ZTF discovery of a re-brightening or new flaring event towards AT 2023uqm / ZTF23abikzfr (z = 0.238)
A. Munoz-Arancibia (MAS/CMM), on behalf of the ALeRCE broker
Source Group: ZTF
Keywords: Transient, AGN
Related Objects:
2023uqm [ZTF23abikzfr]
RA, DEC:23:10:39.016, +34:54:11.01
(347.662566, 34.903057)
Redshift:0.238
Type:AGN
See object 2023uqm [ZTF23abikzfr]
Related Notes:
2023-290
2025-1202023-11-05 12:26:35
Title: ePESSTO+ spectroscopic classification of optical transients
Authors: P. Ramsden (QUB/Birmingham), A. Aamer, T. Moore (QUB), M. F…
Source Group: ePESSTO+
We report on a re-brightening or new flaring event towards the position of AT 2023uqm / ZTF23abikzfr on ZTF light curves, 544 days after discovery. These events lie towards the center of galaxy SDSS …
AstroNote 2025-119
Type: Object/s-Discovery/Classification
Released: 2025-04-17 15:32:44
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025esr [ZTF25aajbcmc]
RA, DEC:07:26:53.653, +69:38:25.04
(111.723553, 69.640289)
Redshift:0.077
Type:SLSN-I
See object 2025esr [ZTF25aajbcmc]
,
2025gte [ZTF25aaluxnm]
RA, DEC:13:08:28.258, +08:13:43.76
(197.117741, 8.228821)
Redshift:
Type:
See object 2025gte [ZTF25aaluxnm]
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.
AstroNote 2025-118
Type: Object/s-Discovery/Classification
Released: 2025-04-17 14:51:45
ZTF Classification of ZTF25aajmtzs as a likely TDE at z= 0.136
J. Carney (UNC), R. Stein (JSI), I. Andreoni (UNC), E. Hammerstein (UC Berkeley), R. Chornock (UC Berkeley), …. on beha…
Source Group: ZTF
Keywords: TDE, Transient
Related Objects:
2025fak [ZTF25aajmtzs]
RA, DEC:12:46:12.689, +02:15:16.49
(191.552870, 2.254581)
Redshift:0.136
Type:TDE-He
See object 2025fak [ZTF25aajmtzs]
We report the classification of optical transient ZTF25aajmtzs/AT 2025fak as a likely tidal disruption event (TDE). The source was selected by the tdescore ML classifier (Stein+2024, doi: 10.3847/204…
AstroNote 2025-117
Type: Object/s-Discovery/Classification
Released: 2025-04-16 15:03:01
ePESSTO+ spectroscopic classification of optical transients
C. Humina, N. Pyykkinen, T. Kravtsov, N. Koivisto (UTU), T. Petrushevska (Nova Gorica), J. Sollerman (Stockholm), G. P…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025eqe [ZTF25aaixrfr]
RA, DEC:16:01:06.214, -00:02:37.72
(240.275893, -0.043812)
Redshift:0.127
Type:SLSN-II
See object 2025eqe [ZTF25aaixrfr]
,
2025fnx [ZTF25aakgmne]
RA, DEC:16:29:42.060, +19:30:17.13
(247.425249, 19.504760)
Redshift:0.1
Type:SN Ia
See object 2025fnx [ZTF25aakgmne]
This report includes classifications of two supernovae, a Type Ia and a superluminous Type IIn. We encourage followup observations.
AstroNote 2025-115
Type: Object/s-Discovery/Classification
Released: 2025-04-16 12:50:29
ZTF superluminous supernova candidates
Ragnhild Lunnan (OKC), Daniel A. Perley, Jacob Wise (LJMU), Anamaria Gkini, Sean Brennan, Jesper Sollerman, Priscila Pe…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2025eqe [ZTF25aaixrfr]
RA, DEC:16:01:06.214, -00:02:37.72
(240.275893, -0.043812)
Redshift:0.127
Type:SLSN-II
See object 2025eqe [ZTF25aaixrfr]
,
2025ani [ZTF25aadcxfd]
RA, DEC:08:56:23.637, +42:44:15.88
(134.098487, 42.737744)
Redshift:
Type:
See object 2025ani [ZTF25aadcxfd]
,
2025fpp [ZTF25aakaxwv]
RA, DEC:07:57:19.690, +06:37:08.89
(119.332041, 6.619137)
Redshift:0.265
Type:SLSN-I
See object 2025fpp [ZTF25aakaxwv]
,
2025ebh [ZTF25aaguyai]
RA, DEC:12:08:16.935, -11:23:00.06
(182.070562, -11.383349)
Redshift:0.13
Type:SN II
See object 2025ebh [ZTF25aaguyai]
,
2025fhr [ZTF25aajfhfr]
RA, DEC:09:23:11.285, -26:50:58.84
(140.797022, -26.849678)
Redshift:
Type:
See object 2025fhr [ZTF25aajfhfr]
,
2025fen [ZTF25aajlyns]
RA, DEC:11:46:03.750, +70:24:38.98
(176.515627, 70.410827)
Redshift:0.0605
Type:SN II
See object 2025fen [ZTF25aajlyns]
,
2025com [ZTF25aahdybs]
RA, DEC:14:03:24.957, +12:21:14.06
(210.853987, 12.353907)
Redshift:
Type:
See object 2025com [ZTF25aahdybs]
We report 7 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…
AstroNote 2025-113
Type: Object/s-Discovery/Classification
Released: 2025-04-15 15:23:09
ePESSTO+ spectroscopic classification of optical transients
N. Pyykkinen, C. Humina, N. Koivisto, T. Kravtsov (UTU), J. Sollerman (Stockholm), G. Pignata (University of Tarapacá)…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025ggm [ATLAS25diu]
RA, DEC:23:12:57.647, -58:07:42.40
(348.240198, -58.128444)
Redshift:0.01
Type:SN Ia
See object 2025ggm [ATLAS25diu]
,
2025gvy [GOTO25brz]
RA, DEC:11:42:35.153, -01:06:37.48
(175.646469, -1.110412)
Redshift:0.051
Type:SN Ia
See object 2025gvy [GOTO25brz]
This report includes classifications of 2 Type Ia's supernovae. We encourage followup observations.
AstroNote 2025-112
Type: Object/s-Discovery/Classification
Released: 2025-04-14 15:15:27
ePESSTO+ spectroscopic classification of optical transients
C. Humina, N. Pyykkinen, T. Kravtsov, N. Koivisto, C. Vassallo (UTU), J. Duarte, G. Martins, R. Santos (Lisbon), J. Sol…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025gsx [GOTO25bkt]
RA, DEC:21:02:41.135, -67:41:11.98
(315.671398, -67.686660)
Redshift:0.09
Type:SN Ia
See object 2025gsx [GOTO25bkt]
,
2025gfb [ATLAS25diq]
RA, DEC:08:13:51.746, +11:45:33.22
(123.465609, 11.759228)
Redshift:0.0358
Type:SN IIn
See object 2025gfb [ATLAS25diq]
This report includes classifications of two supernovae, a Type Ia and a Type IIn. We encourage followup observations.
AstroNote 2025-111
Type: Object/s-Discovery/Classification
Released: 2025-04-11 10:19:22
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025csr [ZTF25aahmcwz]
RA, DEC:17:01:56.738, +23:41:12.58
(255.486408, 23.686828)
Redshift:
Type:
See object 2025csr [ZTF25aahmcwz]
,
2025fmr [ZTF25aakeqyr]
RA, DEC:15:29:14.934, +80:46:55.62
(232.312224, 80.782116)
Redshift:0.04
Type:SN Ib
See object 2025fmr [ZTF25aakeqyr]
,
2025hbw [ZTF25aajjeon]
RA, DEC:09:32:00.828, +46:06:15.30
(143.003452, 46.104250)
Redshift:0.6278
Type:TDE
See object 2025hbw [ZTF25aajjeon]
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…
AstroNote 2025-110
Type: Object/s-Discovery/Classification
Released: 2025-04-06 18:17:53
ePESSTO+ spectroscopic classification of optical transients
M. Ghendrih, C. Duffy, A. Milligan, M. Smith (Lancaster), C. Angus (QUB), P. J. Pessi (Stockholm), L. Galbany (ICE-CSIC…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025fhn [ATLAS25cxo]
RA, DEC:04:28:39.648, -18:41:26.63
(67.165199, -18.690730)
Redshift:0.07
Type:SN Ia
See object 2025fhn [ATLAS25cxo]
,
2024aelk [PS24muv]
RA, DEC:12:29:14.688, +25:41:18.81
(187.311200, 25.688558)
Redshift:0.12
Type:AGN
See object 2024aelk [PS24muv]
,
2025gjo [ATLAS25dli]
RA, DEC:13:13:25.303, +24:14:40.82
(198.355428, 24.244673)
Redshift:0.025
Type:SN Ia
See object 2025gjo [ATLAS25dli]
,
2025esp [ZTF25aajdsux]
RA, DEC:12:21:14.732, -02:51:43.74
(185.311382, -2.862150)
Redshift:0.071
Type:SN
See object 2025esp [ZTF25aajdsux]
,
2025fhs [ATLAS25cyd]
RA, DEC:13:30:13.647, -27:06:01.36
(202.556862, -27.100378)
Redshift:0.042
Type:SN Ia
See object 2025fhs [ATLAS25cyd]
,
2025ghe [ATLAS25djm]
RA, DEC:13:45:29.877, -41:24:10.94
(206.374487, -41.403040)
Redshift:0.04
Type:SN Ia
See object 2025ghe [ATLAS25djm]
,
2025bfa [ATLAS25bnw]
RA, DEC:13:54:31.807, -53:18:44.32
(208.632529, -53.312312)
Redshift:0.012
Type:SN II
See object 2025bfa [ATLAS25bnw]
,
2025evb [ZTF25aajitmc]
RA, DEC:15:22:40.301, +09:15:05.79
(230.667921, 9.251608)
Redshift:0.077
Type:SN Ia
See object 2025evb [ZTF25aajitmc]
,
2025fbu [ZTF25aajrlbu]
RA, DEC:15:53:45.284, -01:24:31.43
(238.438682, -1.408729)
Redshift:0.058
Type:SN Ia-91T-like
See object 2025fbu [ZTF25aajrlbu]
,
2025fbt [ZTF25aajixgi]
RA, DEC:17:22:34.407, +12:23:07.93
(260.643364, 12.385537)
Redshift:0.085
Type:SN Ia
See object 2025fbt [ZTF25aajixgi]
This report includes classifications of 7 Type Ia's, 1 Type II, an AGN and a spectrum of a likely SN where strong galaxy emission inhibits a definitive classification. We encourage followup observati…
AstroNote 2025-109
Type: Object/s-Discovery/Classification
Released: 2025-04-05 19:33:19
adH0cc spectroscopic classification of SN 2025fwp
G. Csoernyei, B. Leibundgut, J. Spyromilio (ESO), S. Taubenberger (TUM / MPA), W. Hillebrandt (MPA), S. Blondin (CNRS, …
Source Group: adH0cc
Keywords: Transient, Supernova, Spectroscopy, Optical
Related Objects:
2025fwp [ATLAS25dcp]
RA, DEC:06:13:56.586, -38:02:29.07
(93.485774, -38.041408)
Redshift:0.0335
Type:SN II
See object 2025fwp [ATLAS25dcp]
Related Notes:
2019-103
2025-1092019-10-14 18:15:04
Title: adH0cc spectroscopic classification of SN 2019rsw
Authors: B. Leibundgut, J. Spyromilio (ESO), C. Vogl, A. Flörs, S. T…
We have obtained an optical spectrum of SN 2025fwp, which shows it to be a young Type II supernova. The supernova exploded in the same galaxy as the Type Ia supernova SN 2019ako.
AstroNote 2025-108
Type: Object/s-Discovery/Classification
Released: 2025-04-05 17:25:39
ePESSTO+ spectroscopic classification of optical transients
C. Duffy, M. Ghendrih, M. Smith, G. Dimitriadis (Lancaster), C. Angus (QUB), A. Kumar (Warwick), P. J. Pessi (Stockholm…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025gnn [ATLAS25dmo]
RA, DEC:10:43:37.069, +00:37:24.31
(160.904452, 0.623418)
Redshift:0.08
Type:SN Ia
See object 2025gnn [ATLAS25dmo]
,
2025gjp [ATLAS25dlj]
RA, DEC:19:46:40.064, -25:14:25.41
(296.666932, -25.240392)
Redshift:0.0187
Type:SN II
See object 2025gjp [ATLAS25dlj]
,
2025fdu [ZTF25aajscwm]
RA, DEC:16:01:26.192, +05:43:23.33
(240.359135, 5.723146)
Redshift:0.045545
Type:SN Ia
See object 2025fdu [ZTF25aajscwm]
,
2025gfc [ATLAS25dir]
RA, DEC:19:34:57.964, -70:49:43.28
(293.741517, -70.828688)
Redshift:0.0373
Type:SN Ia-91T-like
See object 2025gfc [ATLAS25dir]
,
2025ftn [ZTF25aakrsbo]
RA, DEC:13:59:07.077, -03:49:48.89
(209.779489, -3.830248)
Redshift:0.051
Type:SN Ia
See object 2025ftn [ZTF25aakrsbo]
,
2025glx [ATLAS25dlu]
RA, DEC:18:28:59.923, +16:56:38.88
(277.249680, 16.944132)
Redshift:0.02
Type:SN Ic
See object 2025glx [ATLAS25dlu]
,
2025gef [PS25awd]
RA, DEC:15:03:22.727, +10:39:20.55
(225.844695, 10.655708)
Redshift:0.04
Type:SN Ia
See object 2025gef [PS25awd]
This report includes classifications of 4 Type Ia's, 1 Type II, 1 Type Ic and a CV
AstroNote 2025-107
Type: Object/s-Discovery/Classification
Released: 2025-04-05 15:35:05
BlackGEM discovery of a young transient in the outskirts of Centaurus A
P.J. Groot (Radboud/UCT/SAAO), F. Stoppa (Oxford), M. Mlangeni (UCT), H. Tranin (Barcelona), J. van Roestel (UvA), E. Z…
Source Group: BlackGEM
Keywords: Surveys, Optical, Transient, Nova, Supernova, Time-domain, Photometry
Related Objects:
2025guz [BGEM J132554.96-430603.3]
RA, DEC:13:25:54.962, -43:06:03.39
(201.479008, -43.100942)
Redshift:
Type:
See object 2025guz [BGEM J132554.96-430603.3]
The BlackGEM Consortium announces the discovery of BGEM J132554.96-430603.3 / AT2025guz, a young (1 day limit), faint (q=20.15) transient located in the outskirts of the nearby giant elliptical galax…
AstroNote 2025-106
Type: Object/s-Discovery/Classification
Released: 2025-04-04 16:44:42
ePESSTO+ spectroscopic classification of optical transients
M. Ghendrih, C. Duffy, A. Milligan, S. Shilling, M. Smith (Lancaster), L. Galbany (ICE-CSIC), A. Kumar (Warwick), P. J…
Source Group: ePESSTO+
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2025fwk [ATLAS25dcj]
RA, DEC:11:02:28.019, -07:26:53.16
(165.616745, -7.448100)
Redshift:0.115
Type:SN Ia
See object 2025fwk [ATLAS25dcj]
,
2025gnt [ATLAS25dna]
RA, DEC:14:08:41.904, -21:35:43.34
(212.174599, -21.595372)
Redshift:0.0291
Type:SN Ia
See object 2025gnt [ATLAS25dna]
,
2025fep [ATLAS25cvu]
RA, DEC:17:20:08.228, -60:09:24.10
(260.034283, -60.156694)
Redshift:0.015
Type:SN Ia
See object 2025fep [ATLAS25cvu]
This report includes classifications of 3 Type Ia supernova.
AstroNote 2025-105
Type: Object/s-Discovery/Classification
Released: 2025-04-04 09:29:51
SLSN 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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025ezz [ZTF25aajgcvv]
RA, DEC:11:26:05.407, +65:50:43.41
(171.522529, 65.845390)
Redshift:0.09
Type:SN Ia
See object 2025ezz [ZTF25aajgcvv]
,
2025eqe [ZTF25aaixrfr]
RA, DEC:16:01:06.214, -00:02:37.72
(240.275893, -0.043812)
Redshift:0.127
Type:SLSN-II
See object 2025eqe [ZTF25aaixrfr]
Related Notes:
2025-98
2025-1052025-03-25 17:17:38
Title: Hostless candidates detected by ELEPHANT
Authors: R. Durgesh (independent), P. Pessi (OKC), E. E. O. Ishida (…
Source Group: COIN
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.
AstroNote 2025-104
Type: Object/s-Discovery/Classification
Released: 2025-04-02 15:49:02
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025ftb [ZTF25aakatwx]
RA, DEC:06:44:15.657, +45:33:50.52
(101.065237, 45.564034)
Redshift:0.086
Type:SN Ia
See object 2025ftb [ZTF25aakatwx]
,
2025erj [ZTF25aajenay]
RA, DEC:04:38:18.595, +21:35:42.52
(69.577478, 21.595145)
Redshift:
Type:
See object 2025erj [ZTF25aajenay]
,
2025fml [ZTF25aajncey]
RA, DEC:13:44:15.563, -23:03:31.75
(206.064844, -23.058820)
Redshift:
Type:
See object 2025fml [ZTF25aajncey]
We report 3 hostless candidates selected by the ELEPHANT pipeline.
AstroNote 2025-102
Type: Object/s-Discovery/Classification
Released: 2025-03-28 12:26:12
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
Keywords: Transient, Time-domain, TDE, Supernova
Related Objects:
2025fen [ZTF25aajlyns]
RA, DEC:11:46:03.750, +70:24:38.98
(176.515627, 70.410827)
Redshift:0.0605
Type:SN II
See object 2025fen [ZTF25aajlyns]
,
2025com [ZTF25aahdybs]
RA, DEC:14:03:24.957, +12:21:14.06
(210.853987, 12.353907)
Redshift:
Type:
See object 2025com [ZTF25aahdybs]
,
2025fhr [ZTF25aajfhfr]
RA, DEC:09:23:11.285, -26:50:58.84
(140.797022, -26.849678)
Redshift:
Type:
See object 2025fhr [ZTF25aajfhfr]
,
2025evt [ZTF25aajhsmn]
RA, DEC:14:32:33.130, +80:21:26.32
(218.138043, 80.357310)
Redshift:
Type:
See object 2025evt [ZTF25aajhsmn]
,
2025eve [ZTF25aajfjhm]
RA, DEC:09:14:41.702, +15:42:08.26
(138.673758, 15.702296)
Redshift:0.089
Type:TDE
See object 2025eve [ZTF25aajfjhm]
Related Notes:
2025-98
2025-1022025-03-25 17:17:38
Title: Hostless candidates detected by ELEPHANT
Authors: R. Durgesh (independent), P. Pessi (OKC), E. E. O. Ishida (…
Source Group: COIN
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…
AstroNote 2025-100
Type: Object/s-Discovery/Classification
Released: 2025-03-27 11:56:18
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
Keywords: Time-domain, Transient, Surveys
Related Objects:
2025fow [ZTF25aakgxxd]
RA, DEC:17:11:54.438, +02:16:29.62
(257.976825, 2.274894)
Redshift:
Type:
See object 2025fow [ZTF25aakgxxd]
,
2025dcw [ZTF25aaidgmi]
RA, DEC:05:53:20.518, +67:25:12.25
(88.335491, 67.420069)
Redshift:
Type:
See object 2025dcw [ZTF25aaidgmi]
,
2025ftb [ZTF25aakatwx]
RA, DEC:06:44:15.657, +45:33:50.52
(101.065237, 45.564034)
Redshift:0.086
Type:SN Ia
See object 2025ftb [ZTF25aakatwx]
We report 3 hostless candidates selected by the ELEPHANT pipeline.

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