TNS Astronomical Transient Report No. 308284 [ 2026TNSTR2495....1P ]
Date Received (UTC): 2026-06-13 09:31:37
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF Discovery Data Source: Rubin
I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, E. Lekaroz-Urriza, M. Quintana-Ansaldo (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 2026pbf
Discoverer internal name: LSST-AP-DO-170494726655967583
Coordinates (J2000): RA = 16:50:14.425 (252.560104) DEC = -15:31:23.45 (-15.523181)
Discovery date: 2026-06-05 04:55:09.000 (JD=2461196.7049653)
Potential host galaxy: PS1 89372525601222528
Remarks: Rubin SN candidate discovered using the public LSST alerts, the LSST brokers, and our SGLF filters. LSST light curve available at the LSST brokers, e.g.: https://lasair.lsst.ac.uk/objects/170494726655967583/
Photometry
Discovery (first detection):
Discovery date: 2026-06-05 04:55:09.000
Flux: 22.9 ABMag
Filter: z-LSST
Instrument: LSSTCam
Telescope: Rubin Observatory - Simonyi Survey Telescope
Last non-detection:
Archival info: Other
Remarks: SN candidate close to a catalogued galaxy
Details of the new object can be viewed here: https://www.wis-tns.org/object/2026pbf
Date Received (UTC): 2026-06-13 09:31:37
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF Discovery Data Source: Rubin
I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, E. Lekaroz-Urriza, M. Quintana-Ansaldo (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 2026pbf
Discoverer internal name: LSST-AP-DO-170494726655967583
Coordinates (J2000): RA = 16:50:14.425 (252.560104) DEC = -15:31:23.45 (-15.523181)
Discovery date: 2026-06-05 04:55:09.000 (JD=2461196.7049653)
Potential host galaxy: PS1 89372525601222528
Remarks: Rubin SN candidate discovered using the public LSST alerts, the LSST brokers, and our SGLF filters. LSST light curve available at the LSST brokers, e.g.: https://lasair.lsst.ac.uk/objects/170494726655967583/
Photometry
Discovery (first detection):
Discovery date: 2026-06-05 04:55:09.000
Flux: 22.9 ABMag
Filter: z-LSST
Instrument: LSSTCam
Telescope: Rubin Observatory - Simonyi Survey Telescope
Last non-detection:
Archival info: Other
Remarks: SN candidate close to a catalogued galaxy
Details of the new object can be viewed here: https://www.wis-tns.org/object/2026pbf