TNS Astronomical Transient Report No. 257422 [ 2025TNSTR2053....1S ]

Date Received (UTC): 2025-05-31 12:08:43
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 2025mpc
Discoverer internal name: ZTF25aasnywm
Coordinates (J2000): RA = 21:20:02.924 (320.0121834) DEC = +32:06:50.54 (32.1140381)
Discovery date: 2025-05-27 11:10:58.002 (JD=2460822.9659491)



Photometry

Discovery (first detection):
Discovery date: 2025-05-27 11:10:58.002
Flux: 20.8274 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-05-26 09:22:00
Limiting flux: 20.5268 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/2025mpc