AstroNotes

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AstroNote 2024-342
Type: Object/s-Discovery/Classification
Released: 2024-11-16 22:32:37
Lesedi/Mookodi classification of AT2024abfo as a young Type II supernova in NGC 1493
Simon de Wet, Erez Zimmerman, Nicolas Erasmus
Source Group: BlackGEM
Keywords: Supernova
Related Objects:
2024abfo
RA, DEC:03:57:25.622, -46:11:07.67
(59.356757, -46.185463)
Redshift:
Type:SN II
See object 2024abfo
Related Notes:
2024-341
AstroNote 2024-3412024-11-16 13:35:07
Title: ATLAS24qew (AT2024abfo): discovery of a young candidate SN in NGC 1493 (11 Mpc)
Authors: K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Ful...
Source Group: ATLAS
We classify AT2024abfo as a young Type II supernova in NGC 1493 at 11 Mpc.
AstroNote 2024-255
Type: Object/s-Discovery/Classification
Released: 2024-09-14 10:56:12
BlackGEM and MeerLICHT discovery of possible young supernova in NGC6744 at 7 Mpc: AT2024vjm
P.J. Groot (Radboud/UCT/SAAO), H. Tranin (Barcelona), J. van Roestel (UvA), E. Zimmerman (Weizmann), S. Faris (TelAvi...
Source Group: BlackGEM
Keywords: Transient, Supernova, Optical
Related Objects:
2024vjm [BGEM J190925.80-635001.7]
RA, DEC:19:09:25.780, -63:50:01.75
(287.357417, -63.833819)
Redshift:0.0028
Type:SN Iax[02cx-like]
See object 2024vjm [BGEM J190925.80-635001.7]
BlackGEM and MeerLICHT discovery of possible very young transient/supernova AT2024vjm at q_AB=18.82 in NGC6744 at 7 Mpc, with 18hrs non-detection window.
AstroNote 2024-75
Type: Object/s-Discovery/Classification
Released: 2024-03-14 17:16:35
BGEM J191145.30-570804.0 (AT2024egc): discovery of a supernova candidate in ESO 184-25 (44Mpc)
Hugo Tranin, Nadia Blagorodnova (ICCUB), Fiorenzo Stoppa, Danielle Pieterse, Paul Groot, Paul Vreeswijk (Radboud Univ...
Source Group: BlackGEM
Keywords: Optical, Time-domain, Supernova
Related Objects:
2024egc [BGEM J191145.30-570804.0]
RA, DEC:19:11:45.308, -57:08:04.06
(287.938783, -57.134461)
Redshift:0.01014
Type:SN IIn
See object 2024egc [BGEM J191145.30-570804.0]
Here we report the BlackGEM discovery of the transient BGEM J191145.30-570804.0 (AT2024egc) in the galaxy ESO 184-25 at magnitude m_q = 17.39 +/- 0.02. At a distance of 44 Mpc, the transient was di...
AstroNote 2024-63
Type: Object/s-Discovery/Classification
Released: 2024-03-06 13:04:01
Classification of AT2024diq as a flash ionized Type II SN at z=0.0146
Simon de Wet (SAAO, UCT), Orapeleng Mogawana (SAAO, UCT), Nic Erasmus (SAAO), Paul Groot (SAAO,UCT,Radboud), Rachel B...
Source Group: BlackGEM
Keywords: Supernova, Transient
Related Objects:
2024diq
RA, DEC:18:38:18.331, -65:25:04.01
(279.576380, -65.417780)
Redshift:0.013
Type:SN II
See object 2024diq
We report the discovery of flash-ionised emission lines in early spectroscopy of AT2024diq.
AstroNote 2024-9
Type: Object/s-Discovery/Classification
Released: 2024-01-07 15:16:36
AT2024qc in WISEA J103650.74-260918.8 at 55 Mpc
Paul Groot (Radboud , UCT, SAAO), Hugo Tranin (U Barcelona), Paul Vreeswijk (Radboud), Gavin Ramsay (Armagh)
Source Group: BlackGEM
Keywords: Time-domain, Surveys, Photometry, Transient, Optical
Related Objects:
2024qc [BGEM J103650.69-260923.7]
RA, DEC:10:36:50.710, -26:09:23.76
(159.211292, -26.156600)
Redshift:0.012
Type:SN II
See object 2024qc [BGEM J103650.69-260923.7]
We report the discovery of AT2024qc in WISEA J103650.74-260918.8 at 55 Mpc, detected at q_AB = 17.5 with the BlackGEM-4 ("Emerald") telescope.

Most Viewed

AstroNote 2022-145
Released: 2022-07-16
Views Count: 6140
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Mike Engesser (STScI), Gabriel Brammer (University of Copenhagen), Katriona Gould (University of ...
AstroNote 2023-136
Released: 2023-05-23
Views Count: 5586
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locat...
AstroNote 2023-119
Released: 2023-05-19
Views Count: 5095
LT Classification of SN 2023ixf as a Type II Supernova in M101
Daniel A. Perley (LJMU), Avishay Gal-Yam (Weizmann), Ido Irani (Weizmann), Erez Zimmerman (Weizmann)
AstroNote 2020-100
Released: 2020-05-07
Views Count: 2704
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schwe...
AstroNote 2020-89
Released: 2020-04-22
Views Count: 2390
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O...
AstroNote 2023-130
Released: 2023-05-22
Views Count: 2373
Onset of SN 2023ixf observed over East Asian longitudes
Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yuji...
AstroNote 2023-265
Released: 2023-10-11
Views Count: 2372
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu...
AstroNote 2019-163
Released: 2019-12-31
Views Count: 2213
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
S. Taubenberger (MPA), D. Malesani (DTU Space), G. Terreran (Northwestern), S. J. Smartt (QUB), A...
AstroNote 2020-126
Released: 2020-06-25
Views Count: 2145
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivast...
AstroNote 2020-70
Released: 2020-03-30
Views Count: 2019
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

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AstroNote 2024-280
Released: 2024-10-03
Views Count: 305
Keck Cosmic Web Imager host galaxy redshift of AT2024wpp
Daniel A. Perley (LJMU), Yu-Jing Qin (Caltech), R. Michael Rich (UCLA), Emanuele Daddi (CEA Saclay), Michelle Collins (Surrey),...
AstroNote 2024-172
Released: 2024-06-27
Views Count: 179
An Upcoming ZTF Experiment: Extended Deep-drilling Observations in the Galactic Plane
Zach Vanderbosch (Caltech), Paula Szkody (UW/Seattle), Tom Prince (Caltech), Eric Bellm (UW/Seattle), Ilaria Caiazzo (ISTA), An...