TNS Classification Report No. 22264 [ 2025TNSCR4231....1V ]
Date Received (UTC): 2025-10-21 13:34:06 Sender: Tuomas Kangas
Group: None
Jouni Valkjärvi, Emma Johtela, Emily Sageser, Uliana Pylypenko, Tuomas Kangas, Christina Humina, Erkki Kankare (University of Turku), Niko Pyykkinen (NOT) report/s a classification of object: SN 2025aafh
Type: SN IaRedshift: 0.043
Remarks: Classification was done using SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) as part of a remote observing course at the University of Turku. AT 2025aafh is reproduced well by a SN Ia spectrum (normal or 91T-type) slightly before peak brightness. The redshift of AT 2025aafh was obtained from the NASA/IPAC Extragalactic Database (host galaxy CGCG 438-028).
The following Classification spectrum was provided:
Obsdate: 2025-10-21 04:39:05
Instrument: ALFOSC
Telescope: Nordic Optical Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025aafh
Date Received (UTC): 2025-10-21 13:34:06 Sender: Tuomas Kangas
Group: None
Jouni Valkjärvi, Emma Johtela, Emily Sageser, Uliana Pylypenko, Tuomas Kangas, Christina Humina, Erkki Kankare (University of Turku), Niko Pyykkinen (NOT) report/s a classification of object: SN 2025aafh
Type: SN IaRedshift: 0.043
Remarks: Classification was done using SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) as part of a remote observing course at the University of Turku. AT 2025aafh is reproduced well by a SN Ia spectrum (normal or 91T-type) slightly before peak brightness. The redshift of AT 2025aafh was obtained from the NASA/IPAC Extragalactic Database (host galaxy CGCG 438-028).
The following Classification spectrum was provided:
Obsdate: 2025-10-21 04:39:05
Instrument: ALFOSC
Telescope: Nordic Optical Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025aafh