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(IAAC) Obj: IC 4665 - Inst: 12.5" Cave Newtonian, F/6.5, Equatorial Mount
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Observer: Ted A. Nichols II
Your skills: Intermediate (some years)
Date/time of observation: 6/20/00 11:27 PM EST
Location of site: Edward L. Naylor Observatory (ASH) Lewisberry, PA, USA (Lat 40.15 N, 76.9 W, Elev 190 M)
Site classification: Exurban
Sky darkness: ~5.0 <Limiting magnitude>
Seeing: 5.9 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 12.5" Cave Newtonian, F/6.5, Equatorial Mount
Magnification: 94x & 40x
Filter(s): None
Object(s): IC 4665
Category: Open cluster.
Class: Richness Class P, Concentration Class III
Constellation: Ophiuchus
Data: mag 4.2 size ~ 30 stars
Position: RA 17:46.3 DEC +5:43
Description:
IC 4665 is a very spread out open star cluster.
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