TNS Astronomical Transient Report No. 273977 [ 2025TNSTR4191....1S ]

Date Received (UTC): 2025-10-19 19:17:02
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 2025aaxy
Discoverer internal name: ZTF25abxyzsp
Coordinates (J2000): RA = 10:09:53.521 (152.4730028) DEC = -02:32:43.26 (-2.5453495)
Discovery date: 2025-10-19 12:38:32.997 (JD=2460968.0267708)



Photometry

Discovery (first detection):
Discovery date: 2025-10-19 12:38:32.997
Flux: 19.7459 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-10-18 12:50:36
Limiting flux: 19.8688 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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