TNS Astronomical Transient Report No. 266497 [ 2025TNSTR3259....1X ]

Date Received (UTC): 2025-08-18 10:08:32
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 2025ull
Discoverer internal name: WFST250816gyh
Coordinates (J2000): RA = 14:21:29.840 (215.374333) DEC = +03:21:55.33 (3.365369)
Discovery date: 2025-08-16 14:11:02.400 (JD=2460904.091)



Photometry

Discovery (first detection):
Discovery date: 2025-08-16 14:11:02.400
Flux: 21.6 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-08-15 14:13:55
Limiting flux: 22.3 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/2025ull