TNS Classification Report No. 22271 [ 2025TNSCR4247....1S ]
Date Received (UTC): 2025-10-22 22:34:32 Sender: Shubham Srivastav
Group: OxQUB
S. Srivastav (Oxford), M. Fulton, M. Nicholl, C. R. Angus, K. W. Smith, D. R. Young, A. Aamer, D. Magill, T. Moore, X. Sheng, S. A. Sim (QUB), S. J. Smartt (Oxford/QUB), J. H. Gillanders, H. F. Stevance, F. Stoppa (Oxford), T.-W. Chen (NCU) report/s a classification of object: SN 2025aant
Type: SN IIRedshift: 0.019
Remarks: Low S/N spectrum shows hint of broad H-alpha and H-beta. ATLAS and ZTF light curves have flattened, which taken together suggests a IIP supernova.
The following Classification spectrum was provided:
Obsdate: 2025-10-21 02:54:25
Instrument: SPRAT
Telescope: Liverpool Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025aant
Date Received (UTC): 2025-10-22 22:34:32 Sender: Shubham Srivastav
Group: OxQUB
S. Srivastav (Oxford), M. Fulton, M. Nicholl, C. R. Angus, K. W. Smith, D. R. Young, A. Aamer, D. Magill, T. Moore, X. Sheng, S. A. Sim (QUB), S. J. Smartt (Oxford/QUB), J. H. Gillanders, H. F. Stevance, F. Stoppa (Oxford), T.-W. Chen (NCU) report/s a classification of object: SN 2025aant
Type: SN IIRedshift: 0.019
Remarks: Low S/N spectrum shows hint of broad H-alpha and H-beta. ATLAS and ZTF light curves have flattened, which taken together suggests a IIP supernova.
The following Classification spectrum was provided:
Obsdate: 2025-10-21 02:54:25
Instrument: SPRAT
Telescope: Liverpool Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025aant