TNS Astronomical Transient Report No. 267988 [ 2025TNSTR3421....1X ]

Date Received (UTC): 2025-08-28 09:03:07
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 2025vsi
Discoverer internal name: WFST250820glzv
Coordinates (J2000): RA = 01:03:51.750 (15.965625) DEC = +00:25:44.35 (0.428986)
Discovery date: 2025-08-20 20:36:57.600 (JD=2460908.359)



Photometry

Discovery (first detection):
Discovery date: 2025-08-20 20:36:57.600
Flux: 22.5 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-08-13 20:12:29
Limiting flux: 20.52 ABMag
Filter: r-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope


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