TNS Astronomical Transient Report No. 249923 [ 2025TNSTR1154....1P ]

Date Received (UTC): 2025-03-26 07:37:46
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, C. Jaén-Martín (ULL), F. Poidevin (IAC and ULL), E. Hatziminaoglou (ESO and IAC), C. Jiménez Ángel (GRANTECAN), Z. Delgado-González (ULL), R. Shirley (MPE), R. Marques-Chaves (Univ. of Geneva), and S. Geier (GRANTECAN & IAC) on behalf of SGLF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025fve
Discoverer internal name: ZTF25aalbnkr
Coordinates (J2000): RA = 08:41:47.104 (130.446267) DEC = +57:13:16.76 (57.221322)
Discovery date: 2025-03-26 06:08:30.000 (JD=2460760.7559028)

Potential host galaxy: SDSS J084147.11+571317.5

Remarks: SN candidate discovered using the public ZTF alerts, the LSST/ZTF brokers, and our SGLF filters. ZTF light curve available at the LSST/ZTF brokers, e.g.: https://lasair-ztf.lsst.ac.uk/objects/ZTF25aalbnkr/ https://alerce.online/object/ZTF25aalbnkr https://antares.noirlab.edu/loci/ANT2025n2fuqj5kq7vc

Photometry

Discovery (first detection):
Discovery date: 2025-03-26 06:08:30.000
Flux: 18.763 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-03-24 06:45:16
Limiting flux: 20.186 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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