TNS Astronomical Transient Report No. 271172 [ 2025TNSTR3847....1X ]

Date Received (UTC): 2025-09-24 09:53:26
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 2025ykc
Discoverer internal name: WFST250919nsr
Coordinates (J2000): RA = 01:05:57.940 (16.491417) DEC = +00:21:43.13 (0.361981)
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: 22.21 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-09-18 21:21:36
Limiting flux: 22.19 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/2025ykc