NGC 255

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search
NGC 255
NGC 255.png
Observation data (J2000 epoch)
Constellation Cetus
Right ascension 00h 47m 47.309s[1]
Declination −11° 28′ 07.31″[1]
Redshift 0.005287[2]
Helio radial velocity 1585 km/s[2]
Distance 59.16 ± 4.75 Mly (18.140 ± 1.457 Mpc)[2]
Apparent magnitude (V) 11.70[2]
Apparent magnitude (B) 12.5[3]
Absolute magnitude (V) −19.59[2]
Characteristics
Type SAB(rs)bc[2]
Size 53,200 ly (16,310 pc)[2][note 1]
Apparent size (V) 3.0′ × 2.5′
Other designations
MGC-02-03-017, PGC 2802
See also: Galaxy, List of galaxies

NGC 255 is a barred spiral galaxy in the constellation Cetus. It was discovered on November 27, 1785, by Frederick William Herschel.[4]

Notes[edit]

  1. ^ RC3 D0 (blue) values used.

References[edit]

  1. ^ a b Skrutskie, M. (2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708. 
  2. ^ a b c d e f g "NED results for object NGC 0255". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 25 June 2017. 
  3. ^ "NGC 255". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 25 June 2017. 
  4. ^ Seligman, Courtney. "New General Catalogue objects: NGC 250 - 299". cseligman.com. Retrieved 25 June 2017. 

External links[edit]