[vsnet-alert 11193] Re: OT_J144341.9-175550 = Catalina transient

Hiroyuki Maehara maehara at kwasan.kyoto-u.ac.jp
Sun Apr 19 12:09:13 JST 2009


 I carried out time-resolved photometry of J1443 last night.
The data show superhumps with an amplitude of 0.1 mag. The superhump
period is ~0.09d.
 Further observations are encouraged.

On Sat, Apr 18, 2009 at 06:47:38PM +0900, Hiroyuki Maehara wrote:
>  The Catalina Sky Survey detected an optical transient at 
> R.A. 14:43:41.92, Decl. -17:55:50.0.
> 
> 904180180764143130 2009-04-18T09:16:04 2009-04-18T09:12:22 14 43 41.92 -17 55 50.0 4.320 13.61 13.60 13.60 13.55  http://nesssi.cacr.caltech.edu/catalina/20090418/904180180764143130.html
> 
> There is a faint blue counterpart in USNO B1.0 catalog. The object 
> is likely a dwarf nova in outburst.
> Follow-up observations are encouraged.
> 
> 1	 0.569	14 43 41.90	-17 55 49.5	0720-0373336	220.924581	-17.930420	110	245	1975.6 	8 	-42	5	18.51	17.70	20.01	20.06	18.58


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