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(IAAC) Obj: NGC2440 - Inst: 30cm SCT
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Observation Poster: Jim Anderrson <nadmoon@bellsouth.net>
Observer: Jim Anderrson
Your skills: Intermediate (some years)
Date/time of observation: 11182001/04:38EST
Location of site: Troutdale, VA (Lat 36:41, Elev 3400')
Site classification: Rural
Sky darkness: 6/10 <1-10 Scale (10 best)>
Seeing: 6/10 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 30cm SCT
Magnification: 55X, 117X, 138.5X, 203X, 254X, 314X
Filter(s): UHC, O-III
Object(s): NGC2440
Category: Planetary nebula.
Class:
Constellation: Pup
Data: mag 9.4 size 32"
Position: RA 07:41.9 DEC -18:13
Description:
138.5X - PN appears to be a fuzzy blue-green star. Blinking with an O-III
filter reveals it's true nature.
254X - The disk is slightly oval with a sharp edge. The central region is
brighter than the outer envelo0pe. No central star was detected.
314X - Oval with a brighter center. Central star not seen. It responds to the
O-III filter, but is much dimmmed.
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