TNS Astronomical Transient Report No. 307999 [ 2026TNSTR2430....1H ]

Date Received (UTC): 2026-06-10 16:10:36
Date made public:
Sender: ZTF_LIONS
Reporting Group: ZTF     Discovery Data Source: ZTF

K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Mansi Kasliwal (Caltech), Theophile du Laz (Caltech), Thomas Culino (Caltech), Joahan Castaneda Jaimes (CIT, IPAC), Michael Coughlin (UMN), Antoine Le Calloch (UMN) , Pete Bachant (Caltech) on behalf of Z+LIONS report/s the discovery of a new astronomical transient.

IAU Designation: AT 2026owb
Discoverer internal name: ZTF26abaxdbf
Coordinates (J2000): RA = 15:56:49.102 (239.2045926) DEC = -10:46:19.68 (-10.7721321)
Discovery date: 2026-06-09 06:33:30.000 (JD=2461200.7732639)



Photometry

Discovery (first detection):
Discovery date: 2026-06-09 06:33:30.000
Flux: 20.5122 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-06-08 08:58:53
Limiting flux: 20.3535 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/2026owb