(IAAC) Obj: Beta Orionis (Rigel) - Inst: 7" Maksutov on altaz. field tripod


Observer: Paul Haworth
Your skills: Intermediate (some years)
Date/time of observation: 1999 January 28/29 21:00UT
Location of site: Univ. London Observatory, Mill Hill, London. (Lat , Elev )
Site classification: Urban
Sky darkness: 4.5 - 5.0 <Limiting magnitude>
Seeing: III <10-1 Seeing Scale (1 best)>
Moon presence: Major - gibbous or near object
Instrument: 7" Maksutov on altaz. field tripod
Magnification: *215
Object(s): Beta Orionis (Rigel)
Category: Multiple star.
Constellation: Orion
Data: mag   size 
Position: RA 05:14  DEC -8:12
A fairly easy split with this scope at this magnification; the comes
did appear slightly bluish, but I tend to see blue quite often when
others report white.  I estimated the separation at ~10" and the PA at
195deg.  The Maksutov seems to perform excellently for double stars!
Optional related URLs: http://www.ulo.ucl.ac.uk
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