TNS Astronomical Transient Report No. 221916 [ 2024TNSTR2936....1P ]

Date Received (UTC): 2024-08-14 12:06:11
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

I. Pérez-Fournon, F. Poidevin (IAC and ULL), C. Jaén-Martín (ULL), 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: SN 2024sei
Discoverer internal name: ZTF24abbinrr
Coordinates (J2000): RA = 17:46:44.479 (266.685329) DEC = +45:36:43.16 (45.611989)
Discovery date: 2024-08-14 04:52:04.000 (JD=2460536.7028241)

Potential host galaxy: SDSS J174644.29+453641.9

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/ZTF24abbinrr/ https://lasair-ztf.lsst.ac.uk/objects/ZTF24abbinrr/ https://antares.noirlab.edu/loci/ANT2024jb23zfn4a15r

Photometry

Discovery (first detection):
Discovery date: 2024-08-14 04:52:04.000
Flux: 19.711 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2024-08-09 05:51:24
Limiting flux: 20.557 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/2024sei