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NGC 688 
Summary
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) | |
| Constellation | Triangulum |
| Right ascension | 01h 50m 44.2s[1] |
| Declination | 35° 17′ 04″[1] |
| Redshift | 0.013846[1] |
| Heliocentric radial velocity | 4151 km/s[1] |
| Distance | 193 Mly (59.2 Mpc)[1] |
| Group or cluster | Abell 262 |
| Apparent magnitude (V) | 13.35[1] |
| Characteristics | |
| Type | SBb[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 edit
References edit
- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 688. Retrieved 2018-11-19.
- ^ "SIMBAD Astronomical Database". Results for NGC 688. Retrieved 2018-11-19.
- ^ "NGC 0688". Retrieved 2018-11-20.
- ^ "HyperLeda -object description". leda.univ-lyon1.fr. Retrieved 2018-11-20.
- ^ a b "New General Catalog Objects: NGC 650 - 699". cseligman.com. Retrieved 2018-11-14.
- ^ a b "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-11-20.
- ^ 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.
- ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2018-11-20.
- ^ "NGC 688". Retrieved 2018-11-20.
External links edit
- NGC 688 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images