TNS Astronomical Transient Report No. 282361 [ 2025TNSTR5175....1X ]

Date Received (UTC): 2025-12-26 15:51:42
Date made public:
Sender: WFST_SN
Reporting Group: WFST     Discovery Data Source: WFST

Zelin Xu, Dezheng Meng, Ji-an Jiang, Weiyu Wu, Zhengyan Liu, Junhan Zhao, Ziqing Jia (USTC) on behalf of the WFST collaboration report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025aiib
Discoverer internal name: WFST251220idrl
Coordinates (J2000): RA = 01:21:28.800 (20.37) DEC = -00:11:53.91 (-0.198308)
Discovery date: 2025-12-20 14:39:50.400 (JD=2461030.111)



Photometry

Discovery (first detection):
Discovery date: 2025-12-20 14:39:50.400
Flux: 22.36 ABMag
Filter: r-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-12-18 14:35:31
Limiting flux: 19.94 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope


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