TNS Astronomical Transient Report No. 265646 [ 2025TNSTR3181....1P ]
Date Received (UTC): 2025-08-13 09:46:57
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF Discovery Data Source: ZTF
I. Pérez-Fournon (IAC and ULL), B. Armas-Chinea, D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, M. Quintana-Ansaldo E. Lekaroz-Urriza (ULL), F. Poidevin (IAC and ULL), C. Jiménez Ángel (GRANTECAN), 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 2025tsh
Discoverer internal name: ZTF25abigqyv
Coordinates (J2000): RA = 15:05:57.320 (226.488833) DEC = +21:38:03.66 (21.63435)
Discovery date: 2025-08-13 04:09:27.000 (JD=2460900.6732292)
Potential host galaxy: SDSS J150557.44+213802.9
Host redshift: 0.06777436
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/ZTF25abigqyv/ https://alerce.online/object/ZTF25abigqyv https://antares.noirlab.edu/loci/ANT20259bvvphxyj8ph
Photometry
Discovery (first detection):
Discovery date: 2025-08-13 04:09:27.000
Flux: 18.476 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Archival info: SDSS
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025tsh
Date Received (UTC): 2025-08-13 09:46:57
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF Discovery Data Source: ZTF
I. Pérez-Fournon (IAC and ULL), B. Armas-Chinea, D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, M. Quintana-Ansaldo E. Lekaroz-Urriza (ULL), F. Poidevin (IAC and ULL), C. Jiménez Ángel (GRANTECAN), 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 2025tsh
Discoverer internal name: ZTF25abigqyv
Coordinates (J2000): RA = 15:05:57.320 (226.488833) DEC = +21:38:03.66 (21.63435)
Discovery date: 2025-08-13 04:09:27.000 (JD=2460900.6732292)
Potential host galaxy: SDSS J150557.44+213802.9
Host redshift: 0.06777436
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/ZTF25abigqyv/ https://alerce.online/object/ZTF25abigqyv https://antares.noirlab.edu/loci/ANT20259bvvphxyj8ph
Photometry
Discovery (first detection):
Discovery date: 2025-08-13 04:09:27.000
Flux: 18.476 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Archival info: SDSS
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025tsh