Classification certificate for object 2018tr
TNS Classification Report No. 1727 [ 2018TNSCR.232....1T ]

Date Received (UTC): 2018-02-16 09:03:07
Sender: Dr. Lina Tomasella
Group: Padova-Asiago

Lina Tomasella report/s a classification of object: SN 2018tr

Type: SN Ia
Redshift: 0.045

Remarks: The spectrum of ASAS-SN18ck is consistent with Type Ia SNe about one week before maximum light. The red continuum of the spectrum can be attributed to line-of-sight reddening (E(B-V) of about 0.7 mag) . The velocity of the ejecta, as measured from SiII 635.5 nm, is around 10300 km/s.

The following Classification spectrum was provided:

Obsdate: 2018-02-14 20:32:00
Instrument: AFOSC
Telescope: Asiago Ekar Telescope

Details of the object and its spectra can be viewed here: