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Nineteen Optical Transients from CRTS

ATel #2057; A. J. Drake, S. G. Djorgovski, A. A. Mahabal, M. J. Graham, R. Williams (Caltech); Myers, A. (UIUC), M. Catelan (PUC); E. C. Beshore, S. M. Larson, A Boattini, A. Gibbs, R. Hill, R. Kowaski (LPL/UA); E. Christensen (Gemini Observatory);
on 26 May 2009; 18:06 UT
Distributed as an Instant Email Notice Request For Observations
Credential Certification: Andrew J. Drake (ajd@cacr.caltech.edu)

Subjects: Cataclysmic Variable, Supernovae, Transient

Referred to by ATel #: 2064

We report on candidate SN and CVs recently discovered by the Catalina Real-time Transient Survey (CRTS).

ID Detection DateRADecMagType
CSS090523:142406+074610 2009-05-23 UT 04:00:06 14:24:06.03 07:46:10.3 18.2SN
CSS090518:121730+411329 2009-05-18 UT 06:27:08 12:17:30.34 41:13:29.1 19.7SN?
CSS090518:114910+342452 2009-05-18 UT 05:47:53 11:49:10.41 34:24:52.5 18.8SN
CSS090518:124150+300141 2009-05-18 UT 05:05:38 12:41:50.08 30:01:41.8 19.4SN?
CSS090518:123049+285701 2009-05-18 UT 05:04:46 12:30:48.77 28:57:01.4 19.6SN
CSS090518:123459+244352 2009-05-18 UT 04:30:00 12:34:59.13 24:43:52.1 19.2 SN?
CSS090516:163900+175858 2009-05-16 UT 07:58:23 16:38:59.85 17:58:58.1 18.6 SN
CSS090516:104522+105717 2009-05-16 UT 04:26:22 10:45:22.18 10:57:17.0 18.5 SN
CSS090514:150635+215115 2009-05-14 UT 08:07:54 15:06:34.82 21:51:15.1 18.3 SN
CSS090513:140015+201729 2009-05-13 UT 07:40:01 14:00:14.92 20:17:29.9 19.2 SN
CSS090427:143939-071843 2009-04-27 UT 09:17:29 14:39:38.53 -07:18:42.6 18.7 SN
CSS090424:122451+243502 2009-04-24 UT 08:15:17 12:24:51.16 24:35:02.9 19.2 SN
CSS090424:124352+242749 2009-04-24 UT 08:16:05 12:43:52.36 24:27:49.2 19.4SN
CSS090525:084127+210053 2009-05-25 UT 04:08:08 08:41:27.37 21:00:53.6 15.8 CV
CSS090429:100030-172852 2009-04-29 UT 03:28:54 10:00:29.77 -17:28:52.3 18.3 CV
CSS090428:210705+014415 2009-04-28 UT 11:14:44 21:07:04.53 01:44:15.9 18.4CV
CSS090426:064659+483051 2009-04-26 UT 03:45:53 06:46:58.67 48:30:51.1 17.0CV
CSS090421:173802+354548 2009-04-21 UT 09:21:59 17:38:01.91 35:45:49.0 18.7CV
CSS090421:165818+025638 2009-04-21 UT 10:23:56 16:58:17.76 02:56:38.9 18.7CV

All transients discovered by CRTS are classified and made public. OTs have been followed with Palomar 60" in Gunn filters.
CSS090516:163900+175858 is a type Ia SN at z=0.09 (Fatkhullin et al., private comm.).

For finding charts, discovery images, lightcurves, etc., please see: http://voeventnet.cacr.caltech.edu/feeds/ATEL/CRTS.
Current candidate and confirmed SNe can be found here and CVs here.
We request follow-up.