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NGC 6923 (16,289 of 18,816)


oc gc pln bn dn gx gxcl ast aka lost




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NGC 6923

NGC 6923, IC 5004, AM 2028-310, ESO 462-29, LEDA 64884, MCG-05-48-017, SGC 202833-3100.2, h 3832, GC 4580

RA: 20h 31m 38.9s
Dec: −30° 49′ 56″

Con: Microscopium
Ch: MSA:1408, U2:381, SA:23


(reference key)

Type: galaxy (in pair), SBbc

Mag: B=12.85, V=12.09

Size: 2.754′ x 1.38′
PA: 78°

History and Accurate Positions for the NGC/IC Objects (Corwin 2004)

NGC 6923 = IC 5004, which see.

Historical observations

John Herschel (1847) Cape Observations

Discovered by Sir John Herschel at the Cape of Good Hope with an 18-inch f/13 speculum telescope. He recorded it as "pB, R, gbM, has 2 or 3 stars very near it." On a second occassion he called it "F, R, gbM, 25 arcseconds, between two stars." His third observation was recorded as "F, S, lE, bM, 15 arcseconds long, 12 arcseconds broad." The final record reads: "pB, R, pgbM, 25 arcseconds."

Published comments

Sulentic & Tifft (1973)

The RNGC (Sulentic and Tifft 1973) notes that this is a 12.0 mag galaxy. Their coded description reads SB,BDDIFARMS,WDBBAR DIF FIL CONNECT ARMS AT ENDSOF BAR.

Photo index

Photo Index by Jim Lucyk: Cat.of South.Peculiar Gal.and Ass. Vol 2 (Arp&Madore, 1987) p1.12.

Modern observations

Brian Skiff

15cm - fairly f @ 80x in somewhat crowded fld. 140x: 1'x0'.5 in pa70, w/mod

even concen to vsm non*ar nuc. m12.5-13 * 1' NW. BS, 15Nov1993, LCO.

Steve Coe

Steve Coe, observing with a 13" f/5.6, notes: "Faint, small, little elongated 1.5 X 1 PA 75, somewhat brighter in the middle at 135X. There are two 12th mag stars which bracket the galaxy on either side."

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