NGC 645

NGC 645 is a barred spiral galaxy in the constellation Pisces. It is estimated to be 112 million light-years from the Milky Way^[3] and has a diameter of approximately 115,000 light years. The object was discovered on October 27, 1864 by astronomer Albert Marth.^[4][5][6]

NGC 645 (SDSS)

NGC 645
SDSS image of NGC 645
Observation data (J2000 epoch)
Constellation	Pisces
Right ascension	01h 40m 08.698s[1]
Declination	+05° 43′ 36.18″[1]
Redshift	0.011028[2]
Heliocentric radial velocity	3288 km/s[2]
Distance	112.1 Mly (34.36 Mpc)[3]
Apparent magnitude (B)	13.8[2]
Characteristics
Type	SB:b[2]
Other designations
UGC 1177, MCG +01-05-016, PGC 6172[2]

See also

• List of NGC objects (1–1000)