Classification certificate for object 2018xr
TNS Classification Report No. 1748 [ 2018TNSCR.260....1B ]

Date Received (UTC): 2018-02-22 02:02:57
Sender: Dr. Nadejda Blagorodnova
Group: iPTF

Nadejda Blagorodnova report/s a classification of object: AT 2018xr

Type: Other
Redshift: 0.045

Remarks: Unclear classification. There is a narrow emission line likely associated with H alpha at redshift z=0.046. This could be either from the SN or from the host galaxy itself.

The following Classification spectrum was provided:

Obsdate: 2018-02-21 06:17:42
Instrument: SEDM
Telescope: Palomar 1.5m

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