NGC 2403

NGC 2403
A Hubble Space Telescope (HST), and Subaru image of NGC 2403. NGC 2404 is visible
Observation data (J2000 epoch)
ConstellationCamelopardalis
Right ascension07h 36m 51.298s
Declination+65° 36′ 09.662″
Redshift0.000445
Heliocentric radial velocity133 ± 0 km/s
Distance9.65 Mly (2.96 Mpc)
Apparent magnitude (V)8.9
Characteristics
TypeSAB(s)cd
Size~90,300 ly (27.69 kpc) (estimated)
Apparent size (V)21.9′ × 12.3′
Other designations
Caldwell 7, IRAS 07321+6543, UGC 3918, PGC 21396, CGCG 309-040

NGC 2403 (also known as Caldwell 7) is an intermediate spiral galaxy in the constellation Camelopardalis. It is an outlying member of the M81 Group, and is approximately 9.7 million light-years distant.