TNS Astronomical Transient Report No. 271019 [ 2025TNSTR3826....1X ]

Date Received (UTC): 2025-09-23 10:30:44
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 2025yia
Discoverer internal name: WFST250919ltx
Coordinates (J2000): RA = 01:01:09.820 (15.290917) DEC = -00:21:09.09 (-0.352525)
Discovery date: 2025-09-19 18:36:00.000 (JD=2460938.275)



Photometry

Discovery (first detection):
Discovery date: 2025-09-19 18:36:00.000
Flux: 22.5 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-09-16 21:46:05
Limiting flux: 22.36 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/2025yia