RE: Photometric solutions: Disk 16 vs. Disk 17

["Creager, Robert S" <CreagRS@LOUISVILLE.STORTEK.COM>]

The 'r' stands for Raw, and the 'a' is reserved for the moment.
http://www.tass-survey.org/tass/technotes/tn0030.html explains the
'official' valid values for the processing status - 'r' for the first step.

Robert Creager
Senior Software Engineer
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> -----Original Message-----
> From: Jure Skvarc [mailto:jure.skvarc@ijs.si]
> Sent: Monday, April 16, 2001 4:00 PM
> To: TASS
> Subject: Re: Photometric solutions: Disk 16 vs. Disk 17
> 
> 
> Michael
>  
> >          I know that the first character encodes the 
> observatory site
> >          ('h' means Tom's house), the second character encodes the
> >          filter name ('v'), but I don't know what "ra1992810" means.
> >          Could someone let me know?
> > 
> 
> It looks to me the number part is int((JD - 2450001) * 1000) 
> where JD is the
> Julian Day. I don't know what is ra, but probably it doesn't 
> really matter.
> 
> 
> Could you tell us to what catalog did you match I magnitudes? 
>  I pressume you
> matched V magnitudes to Tycho, bu was it VT or the 
> transformed V, as given in the
> TYCHO readme file?
> 
> As for deviations in magnitudes I found some spots on V 
> images which didn't go
> away with flatfielding.  I pressume my error was in making a 
> master flat image
> from images of all three nights because not all of them have 
> these spots. 
> 
> 			Jure Skvarc
>