Classification certificate for object 2018hna
TNS Classification Report No. 2922 [ 2018TNSCR1638....1L ]

Date Received (UTC): 2018-10-26 22:00:34
Sender: Mr. Robin Leadbeater
Group: None

Robin Leadbeater report/s a classification of object: SN 2018hna

Type: SN II
Redshift: 0.002408

Remarks: Spectrum shows broad Balmer P Cygni shape lines with absorption components at ~15000km/s consistent with a type II supernova, though the subtype is unclear. An example match to a type IIb using SNID ( Blondin, S. & Tonry, J. L. 2007. ApJ, 666, 1024) is attached. Redshift quoted is of the suggested host from NED

The following Classification spectrum was provided:

Obsdate: 2018-10-26 18:45:52
Instrument: Other
Telescope: Other

Remarks: R~130 spectrum obtained using modified ALPY spectrograph at Three Hills Observatory as described here http://www.threehillsobservatory.co.uk/astro/spectroscopy_20.htm

Details of the object and its spectra can be viewed here: https://wis-tns.weizmann.ac.il/object/2018hna