Classification certificate for object 2017coa
TNS Classification Report No. 884 [ 2017TNSCR.388....1X ]

Date Received (UTC): 2017-04-01 08:00:51
Sender: Ms. Danfeng Xiang
Group: None

D. Xiang, L. Rui, X. Wang(THU), J. Jia(NAOC), X. Meng, S. Qian(YNAO), T. Zhang(NAOC), J. Zhang(YNAO) report/s a classification of object: SN 2017coa

Type: SN Ia
Redshift: 0.04

The following Classification spectrum was provided:

Obsdate: 2017-03-31 11:46:19
Instrument: Cassegrain
Telescope: 2.16m Beijing Astronomical Observatory Telescope

Remarks: A spectrum taken on UT Mar. 31.49 2017 indicates that this transient is consistent with a type Ia supernova before maximum light.

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