TNS Astronomical Transient Report No. 307851 [ 2026TNSTR2413....1S ]

Date Received (UTC): 2026-06-09 14:07:35
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 2026osw
Discoverer internal name: ZTF26abacqof
Coordinates (J2000): RA = 20:12:09.393 (303.0391375) DEC = +51:47:32.07 (51.7922413)
Discovery date: 2026-06-06 08:39:08.997 (JD=2461197.8605208)



Photometry

Discovery (first detection):
Discovery date: 2026-06-06 08:39:08.997
Flux: 20.0179 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-06-01 10:18:11
Limiting flux: 19.8819 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/2026osw