Classification certificate for object 2013cw
TNS Classification Report No. 20 [ 2016TNSCR..34....1B ]

Date Received (UTC): 2016-01-19 17:59:30
Sender: Mr. Dave Balam
Group: DAO_OTS

Dave Balam on behalf of DAO_OTS report/s a classification of object: SN 2013cw

Type: SN Ia
Redshift: 0.0176

Remarks: best SNid fit is to SN 2003du at T = -4 days. The expansion velocity of the ejected material, as inferred from the position of the absorption of the Si II 635.5-nm line, is about 12,000 km/s

The following Classification spectrum was provided:

Obsdate: 2013-06-03 08:45:35
Instrument: Plaskett
Telescope: Dominion AStrophysical Observatory

Details of the object and its spectra can be viewed here: https://wis-tns.weizmann.ac.il/object/2013cw