TNS Astronomical Transient Report No. 257902 [ 2025TNSTR2125....1S ]

Date Received (UTC): 2025-06-06 08:38:30
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 2025mzj
Discoverer internal name: ZTF25aatyqbi
Coordinates (J2000): RA = 14:01:32.936 (210.3872338) DEC = +51:00:40.45 (51.0112369)
Discovery date: 2025-06-03 05:23:23.003 (JD=2460829.7245718)



Photometry

Discovery (first detection):
Discovery date: 2025-06-03 05:23:23.003
Flux: 19.9801 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-05-31 09:27:22
Limiting flux: 18.7908 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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