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(IAAC) Obj: Abell 73 (PK 95+7.1) - Inst: 17.5" f/4.5 Dobson



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Observation Poster: Stathis Kafalis <dobsonstathis@planet-interkom.de>

Observer: Stathis Kafalis
Your skills: Advanced (many years)
Date/time of observation: 2000 Oct 29
Location of site: German Alps (Lat 48, Elev 1300 m)
Site classification: Exurban
Sky darkness: 3-4  <Bortle Scale (9 worst)>
Seeing: 5-6 <10-1 Seeing Scale (1 best)>
Moon presence: None - moon not in sky
Instrument: 17.5" f/4.5 Dobson
Magnification: 132
Filter(s): OIII
Object(s): Abell 73 = PK 95+7.1
Category: Planetary nebula.
Class: Ring structure 
Constellation: Cepheus
Data: mag 16.5+-1 (vis)  size 73"
Position: RA 20:57  DEC +57:27
Description:
Is situated in Cep at the border to Cyg. 
At 132x (15 mm Panoptic) and OIII- filter near this position a group
of stars ~14 mag but no planetary at all.
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Optional related URLs: http://www.geocities.com/dobsonstathis
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