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NGC 6621 (15,013 of 18,816)

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NGC 6621

NGC 6621, VV 247, VV 247, Arp 81, LEDA 61582, MCG+11-22-030, UGC 11175, UGC 11175 N, VV 247a, ZW VII 778

RA: 18h 12m 54.7s
Dec: +68° 21′ 49″

Con: Draco
Ch: MSA:1065, U2:30, SA:3

Ref: SIMBAD

(reference key)

Type: galaxies (interacting), Sc

Mag: B=13.6, V=?

Size: 2.137′ x 1.047′
PA: 145°

Published comments

Arp (1966)

Together with NGC 6622 listed as No. 81 in Arp's "Atlas of Peculiar Galaxies" (Astrophysical Journal Supplement, vol. 14, 1966.) He remarks "Companion resembles M51 companion."

de Vaucouleurs, G. (1975) NGC 6643 Group

de Vaucouleurs, G. (1975) Nearby groups of galaxies. In: Kuiper, G. (ed) Stars and Stellar Systems. Volume 9: Galaxies and the Universe. Chapter 14, p557.

Foreground NGC 6503; background NGC 6621.

Brightest members: 6643 ( B(0) = 11.97), 6217 ( B(0) = 12.17), 6340 ( B(0) = 12.21), 6412 ( B(0) = 12.62), 6654 ( B(0) = 12.80).

Sulentic & Tifft (1973)

The RNGC (Sulentic and Tifft 1973) notes that this is a 13.5 mag galaxy. Their coded description reads EL,LGEDIF ARM NPR SEV BCONDENSATIONS IN DIF HALO.

Sandage, A. et al. (1975) Galaxies and the Universe

G. de Vaucouleurs ("Galaxies and the Universe", Chapter 14 - Nearby Groups of Galaxies) notes that NGC 6621 is a background member of the NGC 6643 Group.

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