TNS Astronomical Transient Report No. 268312 [ 2025TNSTR3447....1S ]

Date Received (UTC): 2025-08-29 06:52:53
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 2025wca
Discoverer internal name: ZTF25abmqrlr
Coordinates (J2000): RA = 18:40:24.382 (280.1015935) DEC = +79:49:00.82 (79.8168939)
Discovery date: 2025-08-29 04:18:51.998 (JD=2460916.6797685)



Photometry

Discovery (first detection):
Discovery date: 2025-08-29 04:18:51.998
Flux: 19.7173 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-08-29 04:18:09
Limiting flux: 20.1885 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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