TNS Astronomical Transient Report No. 277034 [ 2025TNSTR4596....1G ]

Date Received (UTC): 2025-11-16 08:37:02
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 2025adsa
Discoverer internal name: BGEM J233724.69-370911.3
Coordinates (J2000): RA = 23:37:24.694 (354.352892) DEC = -37:09:11.29 (-37.153136)
Discovery date: 2025-11-16 02:41:07.000 (JD=2460995.6118866)



Photometry

Discovery (first detection):
Discovery date: 2025-11-16 02:41:07.000
Flux: 19.67 ABMag
Filter: BG-q-BlackGem
Instrument: BlackGEM-Cam4
Telescope: BlackGEM- 4

Last non-detection:
Last non-detection date: 2020-04-15 15:41:10
Limiting flux: 21.13 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/2025adsa