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Supernovae from CRTS

ATel #2359; A. J. Drake, A. A. Mahabal, S. G. Djorgovski, M. J. Graham, R. Williams (Caltech); J. Prieto (OCIW); M. Catelan (PUC); E. Christensen (Gemini Observatory); E. C. Beshore, S. M. Larson, (LPL/UA)
on 25 Dec 2009; 06:16 UT
Credential Certification: Andrew J. Drake (ajd@cacr.caltech.edu)

Subjects: Optical, Supernovae, Transient

Referred to by ATel #: 2388

We report the spectroscopic classification of faint-host SNe discovered by the Catalina Real-time Transient Survey (CRTS) between 2009-11-08 and 2009-12-17 using the Palomar 5m+DBSP.

IDDisc. DateRADecDisc. MagType
CSS091108:113307+244131 2009-11-08 11:33:07.3 24:41:31 18.5 Ia
CSS091109:020054+135215 2009-11-09 02:00:53.9 13:52:15 19.2 Ia
CSS091110:120737+204213 2009-11-10 12:07:36.6 20:42:13 18.6 Ia
CSS091111:015857-071658 2009-11-11 01:58:57.0 -07:16:58 19.7 IIb
CSS091120:100525+511639 2009-11-20 10:05:24.5 51:16:39 18.7 Ic
CSS091121:013728+253450 2009-11-21 01:37:28.2 25:34:50 17.9 Ia
CSS091125:040258+175627 2009-11-25 04:02:57.7 17:56:27 17.1 Ia
CSS091126:091059+153641 2009-11-26 09:10:59.0 15:36:41 19.1 Ic
CSS091127:094447+083137 2009-11-27 09:44:47.1 08:31:37 19.5 Ia
CSS091216:084441-061935 2009-12-16 08:44:41.5 -06:19:35 18.4 Ia
CSS091216:071540+351428 2009-12-16 07:15:39.7 35:14:28 17.4 Ia
CSS091217:110637+341952 2009-12-17 11:06:36.9 34:19:52 18.7 IIn

CSS091125:040258+175627 (SN 2009mt) was first confirmed with SMARTS 1.5m by Catelan et al. (2009, CBET 2090) and CSS091216:071540+351428 (SN 2009mv) was first confirmed by Griffith et al. (2009, CBET 2092). Three additional supernovae were discovered by CRTS and confirmed during this period.

Additional recent unconfirmed SN candidates:
IDDisc. DateRADecDisc. Mag
CSS091109:231545+140848 2009-11-09 23:15:44.9 14:08:48 18.6
CSS091120:231103+202620 2009-11-20 23:11:03.1 20:26:20 19.3
CSS091215:022038+022415 2009-12-15 02:20:37.7 02:24:15 18.7
CSS091218:120255+153502 2009-12-18 12:02:55.3 15:35:02 19.1
CSS091218:104011+223735 2009-12-18 10:40:10.9 22:37:35 19.4
CSS091220:004412+234425 2009-12-20 00:44:11.7 23:44:25 19.0

More information including finding charts and five year lightcurves can be found at http://voeventnet.caltech.edu/feeds/ATEL/CRTS/
Follow-up of unconfirmed SNe is requested.

Supernova and highly variable sources are regularly discovered by CRTS and are posted at http://crts.caltech.edu/.