TNS Astronomical Transient Report No. 258719 [ 2025TNSTR2235....1P ]
Date Received (UTC): 2025-06-16 06:36:10
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 (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: SN 2025nqb
Discoverer internal name: ZTF25aavgfqk
Coordinates (J2000): RA = 12:31:40.351 (187.918129) DEC = +03:55:37.49 (3.927081)
Discovery date: 2025-06-16 04:42:02.000 (JD=2460842.6958565)
Potential host galaxy: NGC 4496B
Host redshift: 0.015109
Remarks: SN candidate in NGC 4496B 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/ZTF25aavgfqk/ https://alerce.online/object/ZTF25aavgfqk https://antares.noirlab.edu/loci/ANT2025p54aeuilllxs
Photometry
Discovery (first detection):
Discovery date: 2025-06-16 04:42:02.000
Flux: 18.868 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Last non-detection date: 2025-06-13 06:29:20
Limiting flux: 19.546 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/2025nqb
Date Received (UTC): 2025-06-16 06:36:10
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 (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: SN 2025nqb
Discoverer internal name: ZTF25aavgfqk
Coordinates (J2000): RA = 12:31:40.351 (187.918129) DEC = +03:55:37.49 (3.927081)
Discovery date: 2025-06-16 04:42:02.000 (JD=2460842.6958565)
Potential host galaxy: NGC 4496B
Host redshift: 0.015109
Remarks: SN candidate in NGC 4496B 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/ZTF25aavgfqk/ https://alerce.online/object/ZTF25aavgfqk https://antares.noirlab.edu/loci/ANT2025p54aeuilllxs
Photometry
Discovery (first detection):
Discovery date: 2025-06-16 04:42:02.000
Flux: 18.868 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Last non-detection date: 2025-06-13 06:29:20
Limiting flux: 19.546 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/2025nqb