TNS Astronomical Transient Report No. 307803 [ 2026TNSTR2413....1S ]

Date Received (UTC): 2026-06-09 10:25:40
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 2026osj
Discoverer internal name: ZTF26abaqjgq
Coordinates (J2000): RA = 12:28:37.599 (187.1566625) DEC = +41:40:10.18 (41.6694952)
Discovery date: 2026-06-02 04:07:17.999 (JD=2461193.6717361)



Photometry

Discovery (first detection):
Discovery date: 2026-06-02 04:07:17.999
Flux: 20.1092 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-05-23 07:19:16
Limiting flux: 20.1626 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://www.wis-tns.org/object/2026osj