NGC 784
| NGC 784 | |
|---|---|
 NGC 784 imaged by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Triangulum |
| Right ascension | 02h 01m 16.9067s[1] |
| Declination | 28° 50′ 12.274″[1] |
| Redshift | 0.000660[1] |
| Heliocentric radial velocity | 198±1 km/s[1] |
| Distance | 5 Mpc (16 Mly)[2] |
| Apparent magnitude (V) | 12.23[1] |
| Characteristics | |
| Type | SBdm?[1] |
| Size | ~27,300 ly (8.37 kpc) (estimated)[1] |
| Apparent size (V) | 6.6′ × 1.5′[1] |
| Other designations | |
| IRAS 01584+2836, UGC 1501, MCG +05-05-045, PGC 7671, CGCG 503-074[1] | |
NGC 784 is a barred spiral galaxy about 16.0 Mly away in the constellation Triangulum. NGC 784 is located within the Virgo Supercluster.[1][2][3] It was discovered by German astronomer Heinrich Louis d'Arrest on 20 September 1865.[4]
See also
[edit]References
[edit]- ^ a b c d e f g h i j "Results for object NGC 0784". NASA/IPAC Extragalactic Database. NASA and Caltech. Retrieved 17 February 2013.
- ^ a b Zitrin, Adi; Brosch, Noah (26 July 2008). "The NGC 672 and 784 galaxy groups: evidence for galaxy formation and growth along a nearby dark matter filament". Monthly Notices of the Royal Astronomical Society. 390 (1): 408–420. arXiv:0808.1789. Bibcode:2008MNRAS.390..408Z. doi:10.1111/j.1365-2966.2008.13786.x. S2CID 16296617.
- ^ "NGC 784 -- Low Surface Brightness Galaxy". SIMBAD. Retrieved 18 February 2013.
- ^ Seligman, Courtney. "New General Catalogue Objects: NGC 784". Celestial Atlas. Retrieved 19 June 2025.
External links
[edit]
Media related to NGC 784 at Wikimedia Commons- NGC 784 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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