TNS Astronomical Transient Report No. 243134 [ 2025TNSTR.439....1T ]

Date Received (UTC): 2025-02-01 15:52:02
Date made public:
Sender: BlackGEM_Bot1
Reporting Group: BlackGEM     Discovery Data Source: BlackGEM

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

IAU Designation: AT 2025apy
Discoverer internal name: BGEM J121000.05+034758.4
Coordinates (J2000): RA = 12:10:00.052 (182.500217) DEC = +03:47:58.49 (3.799581)
Discovery date: 2025-02-01 08:04:23.000 (JD=2460707.8363773)



Photometry

Discovery (first detection):
Discovery date: 2025-02-01 08:04:23.000
Flux: 20.54 ABMag
Filter: BG-q-BlackGem
Instrument: BlackGEM-Cam4
Telescope: BlackGEM- 4

Last non-detection:
Last non-detection date: 2021-11-03 14:35:18
Limiting flux: 21.4 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/2025apy