[vsnet-chat 7386] Re: New RCBs candidates

Sebastian Otero varsao at fullzero.com.ar
Mon Jan 21 01:24:49 JST 2008


> New RCB candidates

Most of the stars ain't bright enough to have useful data from ASAS.


> EROS2-CG-RCB-10 cg1133k13881 17:45:31.41 -23:32:24.4 (174531-2332.4)

If this is the biright star GSC 6828-1704 (colours support that), then it is 
constant at V= 10.36 in ASAS-3:
http://www.astrouw.edu.pl/cgi-gp/asas_variable/174532-2331.9,asas3,0,0,500,0,0


> Though following is stars which are rejected RCB candidates, there are 
> also
> some interesting stars.

> cg1131n13463 17:46:00.16 -23:21:16.1 (174600-2321.3) Spe.=M0 
> =ASAS174600-2321.3a drop

Rejected?
I can't think of anything else than RCB for this one.. Two fadings in ASAS 
data.
http://www.astrouw.edu.pl/cgi-gp/asas_variable/174600-2321.3,asas3,0,0,500,0,0
A MISC-type in the ASAS catalogue with a "period" of 696 days, that is the 
separation between those two fading events.
V= 11.9-12.1 at maximum and drops to <13.9.

The rest of the stars are too faint or look constant in ASAS data.

Cheers,
Sebastian. 




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