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Spectroscopic classification of transients with the Lick Shane telescope

ATel #14861; M. R. Siebert, K. W. Davis, K. Taggart, S. Tinyanont, R. J. Foley (UCSC)
on 13 Aug 2021; 20:42 UT
Distributed as an Instant Email Notice Supernovae
Credential Certification: Samaporn Tinyanont (stinyanont@ucsc.edu)

Subjects: Optical, Supernovae

We report the following classifications from spectroscopic observations with the KAST spectrograph on the Shane telescope obtained on 2021 August 13 UT. The targets AT 2021uyq and AT 2021vgn were supplied ALeRCE (selected from the ZTF data stream) and ZTF, respectively. The classifications were performed with SNID (Blondin & Tonry, 2007, ApJ, 666, 1024).

 
Name          | IAU Name  | RA (J2000)   | Dec (J2000)  |   z    | Type  | Phase | Notes
ZTF21abqsxjs | AT2021uyq | 22:03:38.643 | +07:18:11.78 | 0.081 | Ia | max | (1) ZTF21abrgbex | AT2021vgn | 16:21:10.513 | +36:03:40.43 | 0.032 | Other | | (2)

Notes: When the redshift is given to 2 decimal places, it is derived from the SN spectrum. Otherwise, the redshift is determined from the host galaxy. (1) We measure a Si II velocity of -9,500 km/s. (2) Blue and featureless continuum