TNS Astronomical Transient Report No. 265729 [ 2025TNSTR3200....1S ]

Date Received (UTC): 2025-08-14 06:17:29
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 2025tty
Discoverer internal name: ZTF25abicuot
Coordinates (J2000): RA = 18:44:16.176 (281.0673999) DEC = +21:43:57.80 (21.7327217)
Discovery date: 2025-08-05 05:23:22.001 (JD=2460892.7245602)



Photometry

Discovery (first detection):
Discovery date: 2025-08-05 05:23:22.001
Flux: 20.6645 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-08-03 08:46:46
Limiting flux: 20.3601 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/2025tty