Astronomy:NGC 227

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Short description: Galaxy in the constellation Cetus
NGC 227
NGC227 - SDSS DR14.jpg
SDSS image of NGC 227
Observation data (J2000 epoch)
ConstellationCetus
Right ascension 00h 42m 36.8s[1]
Declination−01° 31′ 44″[1]
Redshift0.017669[1]
Distance237 Mly[2]
Apparent magnitude (V)13.11[1]
Characteristics
TypeS0[1]
Apparent size (V)1.6' × 1.3'[1]
Other designations
UGC 456, CGCG 383-076, MCG +00-02-135, 2MASX J00423684-0131436, 2MASXi J0042365-013137, 6dF J0042367-013144, PGC 2547.[1]

NGC 227 is a lenticular galaxy located approximately 237 million light-years from the Sun[2] in the constellation Cetus. It was discovered on October 1, 1785 by William Herschel.[3]

See also

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 0227. http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+227&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES. 
  2. 2.0 2.1 An object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
  3. "New General Catalog Objects: NGC 200 - 249". Cseligman. http://cseligman.com/text/atlas/ngc2.htm#227. 

External links


Coordinates: Sky map 00h 42m 36.8s, -01° 31′ 44″