NGC 784

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NGC 784
NGC 784 Hubble WikiSky.jpg
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]

Contents

See also

References

  1. 1 2 3 4 5 6 7 8 9 10 "Results for object NGC 0784". NASA/IPAC Extragalactic Database. NASA and Caltech . Retrieved 17 February 2013.
  2. 1 2 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.
  3. ↑ "NGC 784 -- Low Surface Brightness Galaxy". SIMBAD . Retrieved 18 February 2013.
  4. ↑ Seligman, Courtney. "New General Catalogue Objects: NGC 784". Celestial Atlas. Retrieved 19 June 2025.
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