TNS Astronomical Transient Report No. 256939 [ 2025TNSTR1985....1X ]

Date Received (UTC): 2025-05-27 13:14:53
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 2025mdu
Discoverer internal name: WFST0609efol
Coordinates (J2000): RA = 11:20:20.450 (170.085208) DEC = +03:24:02.60 (3.400722)
Discovery date: 2025-05-18 15:08:38.400 (JD=2460814.131)



Photometry

Discovery (first detection):
Discovery date: 2025-05-18 15:08:38.400
Flux: 22.66 ABMag
Filter: r-WFST
Instrument: WFST-WFC
Telescope: Wide Field Survey Telescope

Last non-detection:
Last non-detection date: 2025-05-17 15:10:05
Limiting flux: 22.07 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/2025mdu