TNS Astronomical Transient Report No. 268556 [ 2025TNSTR3439....1C ]

Date Received (UTC): 2025-08-29 22:50:45
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 2025who
Discoverer internal name: PS25hff
Coordinates (J2000): RA = 02:12:11.185 (33.0466031143) DEC = -11:16:52.86 (-11.281349886)
Discovery date: 2025-08-18 14:11:40.416 (JD=2460906.09144)



Photometry

Discovery (first detection):
Discovery date: 2025-08-18 14:11:40.416
Flux: 20.68 ABMag
Filter: w-P1
Instrument: GPC1
Telescope: Pan-STARRS1

Last non-detection:
Archival info: DSS

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