TNS Astronomical Transient Report No. 276300 [ 2025TNSTR4530....1S ]

Date Received (UTC): 2025-11-11 13:05:38
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 2025aczk
Discoverer internal name: ZTF25acdvufb
Coordinates (J2000): RA = 12:03:20.750 (180.836458) DEC = +43:32:02.29 (43.5339681)
Discovery date: 2025-11-10 12:40:35.996 (JD=2460990.0281944)



Photometry

Discovery (first detection):
Discovery date: 2025-11-10 12:40:35.996
Flux: 19.7032 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-11-10 11:52:18
Limiting flux: 19.5338 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/2025aczk