(IAAC) Obj: M73 - Inst: 20cm f/4 Newtonian

Observer: Peter Van den Eijnde
Your skills: Advanced (many years)
Date/time of observation: September 21 2000
Location of site: Pont-de-Barret (France) (Lat 45,5, Elev 360m)
Site classification: Rural
Sky darkness: 6.3 <Limiting magnitude>
Seeing: 6 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 20cm f/4 Newtonian
Magnification: 47x and 119x
Filter(s): none
Object(s): M73
Category: Asterism.
Constellation: Aqr
Data: mag   size 
Position: RA :  DEC :
At 47x three stars in the form of a triangle were easily visible.  At 119x the
fourth (m 11.9) became visible as well.  The form of M73 is clearly 'Y'-
shaped.  Unless his telescope was of a mediocre quality, it is strange that 
Messier would have made the mistake of seeing this object as an open cluster.  
I have seen no sign of background stars or nebulosity.  It is clearly an 
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