TNS Astronomical Transient Report No. 257651 [ 2025TNSTR2073....1C ]

Date Received (UTC): 2025-06-02 22:59:50
Date made public:
Sender: PS1_Bot1
Reporting Group: Pan-STARRS     Discovery Data Source: Pan-STARRS

K. C. Chambers, T. de Boer, J. Fairlamb, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, G. Paek, A. Schultz, I. A. Smith, R. J. Wainscoat (IfA, University of Hawaii), S. J. Smartt, K. W. Smith (University of Oxford / Queen's University Belfast), S. Srivastav (University of Oxford), D. R. Young, M. Fulton, M. Nicholl, T. Moore, J. Weston, C. R. Angus (Queen's University Belfast) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025mum
Discoverer internal name: PS25dck
Coordinates (J2000): RA = 13:25:23.309 (201.347121178) DEC = +22:35:26.85 (22.5907912949)
Discovery date: 2025-05-30 08:56:30.048 (JD=2460825.87257)



Photometry

Discovery (first detection):
Discovery date: 2025-05-30 08:56:30.048
Flux: 20.26 ABMag
Filter: w-P1
Instrument: GPC2
Telescope: Pan-STARRS2

Last non-detection:
Archival info: DSS

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