NGC 939

NGC 939 is a lenticular or elliptical galaxy in the constellation Eridanus. It is estimated to be 241 million light-years from the Milky Way^[3] and has a diameter of approximately 80,000 ly. NGC 939 was discovered on October 18, 1835 by astronomer John Herschel.^[5][6]

NGC 939
DECam image of NGC 939
Observation data (J2000 epoch)
Constellation	Eridanus
Right ascension	02h 26m 21.312s[1]
Declination	−44° 26′ 46.08″[1]
Redshift	0.017186[2]
Heliocentric radial velocity	5108 km/s[2]
Distance	241.4 ± 17.0 Mly (74.01 ± 5.22 Mpc)[3]
Apparent magnitude (B)	14.06[2]
Characteristics
Type	S0/a[2]/E[4]
Other designations
MCG -07-06-004, PGC 9271[2]

NGC 939 is better seen from the southern hemisphere because of its location south of the celestial equator.^[7]

See also

• List of NGC objects (1–1000)