TNS Astronomical Transient Report No. 258245 [ 2025TNSTR2195....1S ]

Date Received (UTC): 2025-06-12 20:27:58
Date made public:
Sender: tdescore_bot
Reporting Group: ZTF     Discovery Data Source: ZTF

Robert Stein (UMD) on behalf of the ZTF AGN/TDE working group report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025nha
Discoverer internal name: ZTF25aatsfxx
Coordinates (J2000): RA = 15:40:00.007 (235.0000282) DEC = +66:05:51.60 (66.097667)
Discovery date: 2025-06-04 09:27:25.997 (JD=2460830.8940509)



Photometry

Discovery (first detection):
Discovery date: 2025-06-04 09:27:25.997
Flux: 19.9782 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-06-02 07:41:55
Limiting flux: 20.3081 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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