TNS Astronomical Transient Report No. 276297 [ 2025TNSTR4530....1S ]

Date Received (UTC): 2025-11-11 13:04:55
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 2025aczh
Discoverer internal name: ZTF25acchekh
Coordinates (J2000): RA = 09:39:39.862 (144.9160908) DEC = +56:22:48.95 (56.3802632)
Discovery date: 2025-10-24 12:38:00.000 (JD=2460973.0263889)



Photometry

Discovery (first detection):
Discovery date: 2025-10-24 12:38:00.000
Flux: 20.6651 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-10-24 11:51:30
Limiting flux: 20.5038 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/2025aczh