TNS Astronomical Transient Report No. 242965 [ 2025TNSTR.431....1R ]

Date Received (UTC): 2025-01-31 04:20:16
Date made public:
Sender: Fritz
Reporting Group: ZTF     Discovery Data Source: ZTF

Nabeel Rehemtulla (CIERA, NU), 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: SN 2025amm
Discoverer internal name: ZTF25aadhuav
Coordinates (J2000): RA = 03:03:50.763 (45.9615111) DEC = +12:04:13.51 (12.0704185)
Discovery date: 2025-01-31 03:24:26.000 (JD=2460706.6419676)


Remarks: Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).

Photometry

Discovery (first detection):
Discovery date: 2025-01-31 03:24:26.000
Flux: 17.4796 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-01-24 03:25:31
Limiting flux: 19.9633 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/2025amm