TNS Astronomical Transient Report No. 269292 [ 2025TNSTR3559....1S ]

Date Received (UTC): 2025-09-04 12:54:36
Date made public:
Sender: Fritz
Reporting Group: ZTF     Discovery Data Source: ZTF

Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025wwh
Discoverer internal name: ZTF25abnsqbi
Coordinates (J2000): RA = 08:04:45.397 (121.1891542) DEC = +09:31:48.03 (9.5300092)
Discovery date: 2025-08-31 12:22:44.999 (JD=2460919.0157986)



Photometry

Discovery (first detection):
Discovery date: 2025-08-31 12:22:44.999
Flux: 18.2693 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Archival info: Other
Remarks: No non-detections prior to first detection in ZTF Public+Partnership, ZTF Public alert streams

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