TNS Astronomical Transient Report No. 270766 [ 2025TNSTR3781....1X ]

Date Received (UTC): 2025-09-20 13:04:09
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 2025ybp
Discoverer internal name: WFST250916jymq
Coordinates (J2000): RA = 02:18:14.900 (34.562083) DEC = +02:14:16.50 (2.237917)
Discovery date: 2025-09-16 20:18:14.400 (JD=2460935.346)



Photometry

Discovery (first detection):
Discovery date: 2025-09-16 20:18:14.400
Flux: 22.63 ABMag
Filter: g-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-09-15 22:07:41
Limiting flux: 22.01 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/2025ybp