TNS Classification Report No. 15863 [ 2023TNSCR2736....1O ]

Date Received (UTC): 2023-10-26 20:04:46
Sender: Tuomas Kangas
Group: None

M. Ojanperä, H. Kankaanpää, M. Kaseva, K. Kelder, A. P. Nitindala, P. Charalampopoulos, C. Humina, T. Kangas, K. Matilainen (Turku), G. Fedorets (Helsinki), N. Koivisto, J. Thiim Gadeberg (NOT), E. Kankare, S. Mattila (Turku) report/s a classification of object: SN 2023vtp

Type: SN Ia-91T-like
Redshift: 0.042

Remarks: Redshift based on a narrow H-alpha line from the host galaxy, and consistent with SNID (Blondin and Tonry 2007) fits. The best SNID fit is to a 91T-type SN Ia close to peak.

The following Classification spectrum was provided:

Obsdate: 2023-10-26 04:39:00
Instrument: ALFOSC
Telescope: Nordic Optical Telescope

Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2023vtp