NGC 9

NGC 9 is a spiral galaxy about 140 million light-years away in the Pegasus constellation. It was discovered on 27 September 1865 by Otto Wilhelm von Struve.^[3]

NGC 9
NGC 9 (Sloan Digital Sky Survey)
Observation data (J2000 epoch)
Constellation	Pegasus
Right ascension	00h 08m 54.7s [1]
Declination	+23° 49′ 01″[1]
Redshift	0.015104[1]
Heliocentric radial velocity	4528 ± 10 km/s[1]
Distance	142 ± 31 Mly (43.5 ± 9.5 Mpc)[2]
Apparent magnitude (V)	14.35 [1]
Absolute magnitude (V)	—18.69
Characteristics
Type	Sb: pec [1]
Apparent size (V)	1.3' x 0.7' [1]
Other designations
UGC 78,[1] PGC 652 [1]

One supernova has been observed in NGC 9: SN 2021zju (type Ib, mag. 18.15).^[4]

NGC 9 (near-infrared)

See also

• NGC
• UGC
• List of NGC objects