[Prev][Next][Index][Thread][Search][Objects]

(IAAC) Obj: NGC2440 - Inst: 30cm SCT



----
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.
--
Optional related URLs: 
** This observing log automatically submitted via the Web from:
  http://www.visualdeepsky.org/enter-log.html
To stop receiving all 'netastrocatalog' lists, use the Web forms at:
http://www.visualdeepsky.org/subscribe.html