NGC 688

NGC 688 is a barred spiral galaxy[3][4] with starburst activity[5][6] located 190 million light-years away[6] in the constellation Triangulum. It was discovered by astronomer Heinrich d'Arrest on September 16, 1865[5] and is a member of the galaxy cluster Abell 262.[7][8][9]

NGC 688
Pan-STARRS image of NGC 688.
Observation data (J2000 epoch)
ConstellationTriangulum
Right ascension 01h 50m 44.2s[1]
Declination35° 17′ 04″[1]
Redshift0.013846[1]
Helio radial velocity4151 km/s[1]
Distance193 Mly (59.2 Mpc)[1]
Group or clusterAbell 262
Apparent magnitude (V)13.35[1]
Characteristics
TypeSBb[2](R')SAB(rs)b[1]
Size~150,000 ly (45 kpc) (estimated)[1]
Apparent size (V)2.5 x 1.5[1]
Other designations
CGCG 522-20, IRAS 01478+3502, KUG 0147+350, MCG 6-5-15, Mrk 1009, PGC 6799, UGC 1302[1]

See also

References
  1. "NASA/IPAC Extragalactic Database". Results for NGC 688. Retrieved 2018-11-19.
  2. "SIMBAD Astronomical Database". Results for NGC 688. Retrieved 2018-11-19.
  3. "NGC 0688". Retrieved 2018-11-20.
  4. "HyperLeda -object description". leda.univ-lyon1.fr. Retrieved 2018-11-20.
  5. "New General Catalog Objects: NGC 650 - 699". cseligman.com. Retrieved 2018-11-14.
  6. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-11-20.
  7. P., Fouque; E., Gourgoulhon; P., Chamaraux; G., Paturel (May 1992). "Groups of galaxies within 80 Mpc. II - The catalogue of groups and group members". Astronomy and Astrophysics Supplement Series. 93: 211. Bibcode:1992A&AS...93..211F. ISSN 0365-0138.
  8. "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2018-11-20.
  9. "NGC 688". Retrieved 2018-11-20.
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