TNS Astronomical Transient Report No. 270838 [ 2025TNSTR3795....1X ]

Date Received (UTC): 2025-09-21 08:29:54
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 2025ydv
Discoverer internal name: WFST250905mszq
Coordinates (J2000): RA = 02:29:57.210 (37.488375) DEC = +05:23:51.78 (5.397717)
Discovery date: 2025-09-05 21:31:40.800 (JD=2460924.397)



Photometry

Discovery (first detection):
Discovery date: 2025-09-05 21:31:40.800
Flux: 22.5 ABMag
Filter: r-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-09-05 19:53:46
Limiting flux: 22.36 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/2025ydv