TNS Astronomical Transient Report No. 241988 [ 2025TNSTR.283....1G ]

Date Received (UTC): 2025-01-21 13:30:02
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 2025yv
Discoverer internal name: BGEM J112148.54-053837.6
Coordinates (J2000): RA = 11:21:48.545 (170.452271) DEC = -05:38:37.69 (-5.643803)
Discovery date: 2025-01-21 05:48:01.000 (JD=2460696.7416782)



Photometry

Discovery (first detection):
Discovery date: 2025-01-21 05:48:01.000
Flux: 19.15 ABMag
Filter: BG-q-BlackGem
Instrument: BlackGEM-Cam2
Telescope: BlackGEM- 2

Last non-detection:
Last non-detection date: 2025-01-07 05:50:12
Limiting flux: 21.01 ABMag
Filter: BG-q-BlackGem
Instrument: BlackGEM-Cam2
Telescope: BlackGEM- 2


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