TNS Astronomical Transient Report No. 303143 [ 2026TNSTR2049....1S ]

Date Received (UTC): 2026-05-11 10:12:40
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: SN 2026mby
Discoverer internal name: ZTF26aavbyvd
Coordinates (J2000): RA = 14:32:22.296 (218.0928996) DEC = +06:03:53.46 (6.064851)
Discovery date: 2026-05-07 05:56:57.998 (JD=2461167.7478935)



Photometry

Discovery (first detection):
Discovery date: 2026-05-07 05:56:57.998
Flux: 20.4511 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-05-01 06:55:53
Limiting flux: 19.2119 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/2026mby