TNS Astronomical Transient Report No. 267242 [ 2025TNSTR3342....1S ]

Date Received (UTC): 2025-08-23 10:36:30
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 2025vca
Discoverer internal name: ZTF25abkydyd
Coordinates (J2000): RA = 17:44:07.771 (266.0323777) DEC = +65:03:39.00 (65.0608343)
Discovery date: 2025-08-21 05:17:25.998 (JD=2460908.7204398)



Photometry

Discovery (first detection):
Discovery date: 2025-08-21 05:17:25.998
Flux: 20.3514 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-08-18 08:59:35
Limiting flux: 20.2045 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://sandbox.wis-tns.org/object/2025vca