TNS Astronomical Transient Report No. 241957 [ 2025TNSTR.283....1G ]

Date Received (UTC): 2025-01-21 07:22:02
Date made public:
Sender: BlackGEM_Bot1
Reporting Group: BlackGEM     Discovery Data Source: BlackGEM

P. Groot, H. Tranin, F. Stoppa, D. Pieterse, G. Ramsay, S. Faris, P. Vreeswijk, N. Blagorodnova, J. van Roestel, H. Wichern, S. Scaringi report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025yg
Discoverer internal name: BGEM J063649.99-510042.3
Coordinates (J2000): RA = 06:36:49.995 (99.208313) DEC = -51:00:42.35 (-51.011764)
Discovery date: 2025-01-21 04:52:05.000 (JD=2460696.7028356)



Photometry

Discovery (first detection):
Discovery date: 2025-01-21 04:52:05.000
Flux: 19.44 ABMag
Filter: BG-q-BlackGem
Instrument: BlackGEM-Cam4
Telescope: BlackGEM- 4

Last non-detection:
Last non-detection date: 2021-04-27 18:55:16
Limiting flux: 20.97 ABMag
Filter: BG-q-BlackGem
Instrument: MeerLICHT-Cam
Telescope: MeerLICHT-1


Details of the new object can be viewed here: https://www.wis-tns.org/object/2025yg