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RA: 19h 27m 6s
Dec: +25° 08′ 0″
Ch: MSA:1196, U2:161, SA:8
Ref: SIMBAD, DAML02
Type: open cluster
Mag: B=?, V=?
NGC 6800. WH's RA is 1 minute of time too small, but JH's is correct. Since JH adopted his own position for GC, NGC also has the correct position. See NGC 6882 = NGC 6885 for more on WH's observations on the night of 10 Sept 1784.
Synonyms: H VIII-021
Discovered in 1785 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "a cluster of considerably large coarsely scattered stars."
Roslund, C. (1960) Remarks on Some New and Some Known Galactic Clusters. PASP, 72(426), 205. [1960PASP...72..205R]
"The brightest stars (10th mag) are of type A0 IV, followed by fainter A stars on the main sequence."
The RNGC (Sulentic and Tifft 1973) notes that this is a open cluster.
Observer: Dave Mitsky (e-mail: firstname.lastname@example.org)
Instrument: 12.5-inch equatorial reflector Location: Harrisburg, Pa, U.S.A.
Light pollution: moderate Transparency: poor Seeing: good
Time: Tue Jul 8 06:20:00 1997 UT Obs. no.: 207
NGC 6800 is a moderate sized group of over 30 stars
Tom Lorenzin, in the e-version of "1000+ The Amateur Astronomers' Field Guide to Deep Sky Observing", notes: "9M; 15' diameter; large and kinda sparse; 25-plus 10M and dimmer members; 35' NW of Alpha VUL."
15cm - sl detached grp of 50-60 *s in 15' area. brtst *s are m11, and form ring 7'-8' across that has only a few *s in it to m14.5. BS, 2Jul1989, Anderson Mesa.
The Messier objects
The Bennett objects
The Caldwell list
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