TNS Astronomical Transient Report No. 270725 [ 2025TNSTR3783....1S ]

Date Received (UTC): 2025-09-20 08:20:55
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 2025yah
Discoverer internal name: ZTF25absbnco
Coordinates (J2000): RA = 19:25:02.307 (291.2596115) DEC = -27:02:16.15 (-27.0378189)
Discovery date: 2025-09-14 03:33:51.998 (JD=2460932.6485185)



Photometry

Discovery (first detection):
Discovery date: 2025-09-14 03:33:51.998
Flux: 20.2402 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-09-14 03:32:31
Limiting flux: 20.2941 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/2025yah