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(IAAC) Obj: NGC 7789 - Inst: TV-102 (102mm f/8.6 APO refractor)
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Observation Poster: Ron B[ee] <ronby@home.com>
Observer: Ron B[ee]
Your skills: Beginner (< one year)
Date/time of observation: 10/12/01
Location of site: 117h 9m W (Lat 32h 43m N, Elev 2000 ft)
Site classification: Exurban
Sky darkness: 5 <Limiting magnitude>
Seeing: 5 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: TV-102 (102mm f/8.6 APO refractor)
Magnification: 30x, 60x, 110x
Filter(s): none
Object(s): NGC 7789
Category: Open cluster.
Class:
Constellation: Cas
Data: mag 7.5 size 16'
Position: RA : DEC :
Description:
Some called it Caroline Cluster. (7.5m). 40x showed it as large, salt&pepper
dense nebulosity. 30x gave impression of OC being embedded inside a nebula.
The "nebulosity" is gone at 60x. Wow at 110x showing some 50 brighter tiny
stars!
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