TNS Astronomical Transient Report No. 307454 [ 2026TNSTR2398....1S ]

Date Received (UTC): 2026-06-08 09:21:21
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 2026onk
Discoverer internal name: ZTF26aazzfvg
Coordinates (J2000): RA = 14:06:33.482 (211.6395089) DEC = +77:05:47.48 (77.0965212)
Discovery date: 2026-06-03 05:56:49.997 (JD=2461194.7478009)



Photometry

Discovery (first detection):
Discovery date: 2026-06-03 05:56:49.997
Flux: 20.1192 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-06-02 07:26:50
Limiting flux: 20.4469 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/2026onk