TNS Astronomical Transient Report No. 259810 [ 2025TNSTR2364....1S ]

Date Received (UTC): 2025-06-23 07:44:03
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 2025osi
Discoverer internal name: ZTF25aawjhhu
Coordinates (J2000): RA = 13:31:40.673 (202.9194697) DEC = +14:52:51.79 (14.8810533)
Discovery date: 2025-06-21 05:18:33.001 (JD=2460847.7212153)



Photometry

Discovery (first detection):
Discovery date: 2025-06-21 05:18:33.001
Flux: 19.8951 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-06-06 04:07:38
Limiting flux: 19.5441 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/2025osi