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(IAAC) Obj: NGC 6818 - Inst: 120mm f/8.3 refractor



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Observation Poster: Diego González <digonzalz@gmail.com>
Observer: Diego González
Your skills: Intermediate (some years)
Date/time of observation: 11-Jul-2005 1:56 UT
Location of site: Asturias, Spain (Lat 43º N, Elev 300m)
Site classification: Suburban
Sky darkness: 5.3 <Limiting magnitude>
Seeing: 6 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 120mm f/8.3 refractor
Magnification: 31x, 50x, 80x, 100x, 167x
Filter(s): Astronomik UHC
Object(s): NGC 6818
Category: Planetary nebula.
Class: 
Constellation: Sgr
Data: mag 9.3  size 20"
Position: RA 19:44  DEC -14:09
Description:
This one is the brightest planetary in Sagittarius, located near the Aquila 
border. Visible as a small fuzzy disk at 50x. With 167x I can see a central dark 
region and hints of annular structure. Very interesting nebula! The planetary is 
located between two stars of 8th and 9th magnitude, visible at low powers.
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