TNS Astronomical Transient Report No. 256879 [ 2025TNSTR1987....1S ]

Date Received (UTC): 2025-05-27 07:10:09
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 2025mcd
Discoverer internal name: ZTF25aasbdgi
Coordinates (J2000): RA = 12:41:47.055 (190.4460613) DEC = -21:46:48.97 (-21.7802684)
Discovery date: 2025-05-25 04:16:16.003 (JD=2460820.677963)



Photometry

Discovery (first detection):
Discovery date: 2025-05-25 04:16:16.003
Flux: 20.1282 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-05-23 06:31:16
Limiting flux: 19.931 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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