TNS Classification Report No. 21001 [ 2025TNSCR1720....1B ]

Date Received (UTC): 2025-05-08 17:41:30
Sender: Pietro Baldini
Group: None

Pietro Baldini (MPE), Arne Rau (MPE), Benny Trakhtenbrot (TAU/MPE), Fabian Balzer (MPE), Maximilian Fabricius (MPE), Joseph R. Farah (UCSB), Sarah Faris (TAU), Matthias Kluge (MPE) report/s a classification of object: SN 2021gqu

Type: SN Ia-pec
Redshift: 0.07959

Remarks: We report the spectroscopic classification of an optical re-brightening near the center of SDSS J124000.57+010924.3 (z = 0.07959) as a likely peculiar Type Ia supernova (SNIa-pec), based on spectroscopy obtained with LRS2 on the 10m Hobby-Eberly Telescope and with FLOYDS on the 2m Faulkes Telescope North. An accompanying AstroNote has also been submitted.

The following Classification spectrum was provided:

Obsdate: 2025-04-30 06:39:07
Instrument: HET-LRS
Telescope: Hobby-Eberly Telescope

Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2021gqu