TNS Astronomical Transient Report No. 268545 [ 2025TNSTR3443....1X ]

Date Received (UTC): 2025-08-29 22:09:21
Date made public:
Sender: Mi Zhang
Reporting Group: XOSS     Discovery Data Source: XOSS

Jianlin Xu, Mi Zhang, Ziyang Mai, Hualin Li, Leiming Tang, Wenjie Zhou, Jingyuan Zhao, Guoyou Sun, Jiangao Ruan, Xing Gao, on behalf of the PSP team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025whl
Discoverer internal name: PSP25M
Coordinates (J2000): RA = 00:42:44.750 (10.686458) DEC = +41:15:10.30 (41.252861)
Discovery date: 2025-08-29 18:41:30.912 (JD=2460917.27883)

Potential host galaxy: M31
Host redshift: -0.001

Remarks: Nova candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/psp25m.html

Photometry

Discovery (first detection):
Discovery date: 2025-08-29 18:41:30.912
Flux: 17.69 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Last non-detection:
Archival info: Other
Remarks: Details can be found at http://xjltp.china-vo.org/psp25m.html

Details of the new object can be viewed here: https://www.wis-tns.org/object/2025whl