TNS Astronomical Transient Report No. 248652 [ 2025TNSTR1017....1S ]

Date Received (UTC): 2025-03-17 09:52:16
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 2025erm
Discoverer internal name: ZTF25aaiwhwg
Coordinates (J2000): RA = 09:30:56.846 (142.7368575) DEC = +84:19:19.14 (84.3219847)
Discovery date: 2025-03-10 06:46:48.000 (JD=2460744.7825)



Photometry

Discovery (first detection):
Discovery date: 2025-03-10 06:46:48.000
Flux: 19.2569 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-03-05 05:09:01
Limiting flux: 18.1923 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/2025erm