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(IAAC) Obj: NGC 6946, NGC 6939 - Inst: 3.5" (9cm) ecuatorial refractor
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To: Internet Amateur Astronomers Catalog <netastrocatalog@visualdeepsky.org>
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Subject: (IAAC) Obj: NGC 6946, NGC 6939 - Inst: 3.5" (9cm) ecuatorial refractor
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From: anonymous@sedna.atmob.org
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Date: 12 Jul 2004 10:50:15 -0000
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Observation Poster: Tudorica Alexandru <tudorica_a@yahoo.com>
Observer: Tudorica Alexandru
Your skills: Intermediate (some years)
Date/time of observation: 18.06.2004, 22:07 UT
Location of site: Ghirdoveni, Romania (Lat +45, Elev 260 m )
Site classification: Rural
Sky darkness: +6.2 <Limiting magnitude>
Seeing: 7 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 3.5" (9cm) ecuatorial refractor
Magnification: 38x, 76x, 110x
Filter(s): none
Object(s): NGC 6946, NGC 6939
Category: External galaxy. Open cluster.
Class:
Constellation: Dra
Data: mag 8.9 / 7.8 size 11 x 10 / 7'
Position: RA : DEC :
Description:
Very nice pair of galaxy and open cluster. They are about the same
size but the galaxy is about two magnitudes fainter. The cluster is partly
resolved. At higher power 76x is better resolved, and it's looking like
a small comet, it has a coma and a tail, the stars are arranged in a
right triangle, the galaxy is almost extinguished.
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