TNS Astronomical Transient Report No. 308152 [ 2026TNSTR2457....1H ]

Date Received (UTC): 2026-06-11 16:49:40
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: SN 2026oyu
Discoverer internal name: ZTF26abbbvgs
Coordinates (J2000): RA = 13:39:35.505 (204.8979371) DEC = -00:25:54.98 (-0.4319402)
Discovery date: 2026-06-07 07:07:44.999 (JD=2461198.7970486)



Photometry

Discovery (first detection):
Discovery date: 2026-06-07 07:07:44.999
Flux: 20.8854 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-06-07 06:25:57
Limiting flux: 19.6759 ABMag
Filter: i-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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