Classification certificate for object 2017gsz
TNS Classification Report No. 1630 [ 2018TNSCR..64....1P ]

Date Received (UTC): 2018-01-15 12:37:59
Sender: Jose Prieto
Group: ASAS-SN

J. L. Prieto (UDP) report/s a classification of object: SN 2017gsz

Type: SN Ia
Redshift: 0.028

Remarks: We obtained an optical spectrum of SN2017gsz on UT 2017 Oct. 25.5 with OSMOS mounted on the MDM 2.4m telescope at KPNO. The spectrum is that of a normal Type Ia after peak. SNID (Blondin & Tonry 2007) gives an average epoch of 30 days after peak and redshift from SN features of z=0.028 +/- 0.002.

The following Classification spectrum was provided:

Obsdate: 2017-10-25 12:06:59
Instrument: OSMOS
Telescope: MDM 2.4m Hiltner

Details of the object and its spectra can be viewed here: https://wis-tns.weizmann.ac.il/object/2017gsz