TNS Astronomical Transient Report No. 289083 [ 2026TNSTR.347....1C ]

Date Received (UTC): 2026-01-26 18:02:01
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, A. J. Smith (Queen's University Belfast) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025alpx
Discoverer internal name: PS25mwa
Coordinates (J2000): RA = 22:39:13.940 (339.808082957) DEC = -09:34:38.35 (-9.57732060044)
Discovery date: 2025-11-16 05:46:41.664 (JD=2460995.74076)



Photometry

Discovery (first detection):
Discovery date: 2025-11-16 05:46:41.664
Flux: 21.89 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/2025alpx