TNS Classification Report No. 22190 [ 2025TNSCR4093....1W ]
Date Received (UTC): 2025-10-12 04:22:00 Sender: Jacob Wise
Group: ZTF
Jacob Wise (LJMU), Daniel Perley (LJMU), K-Ryan Hinds (Caltech), Aleksandra Bochenek (LJMU), Zoe McGrath (LJMU) report/s a classification of object: SN 2025ztn
Type: SN IIbRedshift: 0.012879
Remarks: Spectrum is well-fit to template spectra from previously classified young SN IIb. Redshift of z = 0.012879 ± 0.000017 from Springob et al. (2005). Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022).
The following Classification spectrum was provided:
Obsdate: 2025-10-12 03:39:45
Instrument: SPRAT
Telescope: Liverpool Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025ztn
Date Received (UTC): 2025-10-12 04:22:00 Sender: Jacob Wise
Group: ZTF
Jacob Wise (LJMU), Daniel Perley (LJMU), K-Ryan Hinds (Caltech), Aleksandra Bochenek (LJMU), Zoe McGrath (LJMU) report/s a classification of object: SN 2025ztn
Type: SN IIbRedshift: 0.012879
Remarks: Spectrum is well-fit to template spectra from previously classified young SN IIb. Redshift of z = 0.012879 ± 0.000017 from Springob et al. (2005). Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022).
The following Classification spectrum was provided:
Obsdate: 2025-10-12 03:39:45
Instrument: SPRAT
Telescope: Liverpool Telescope
Details of the object and its spectra can be viewed here: https://www.wis-tns.org/object/2025ztn