NGC 3172

NGC 3172
NGC 3172
Observation data (J2000 epoch)
Constellation	Ursa Minor
Right ascension	11h 47m 11.928s[1]
Declination	+89° 05′ 35.77″[1]
Apparent magnitude (V)	14.9[1]
Characteristics
Type	S0[2]
Apparent size (V)	0.92′ × 0.79′[1]
Notable features	Closest NGC object to the North Celestial Pole.
Other designations
NGC 3172, PGC 36847, MCG 15-1-11

NGC 3172 (also known as Polarissima Borealis^[1]) is a lenticular galaxy located in the constellation Ursa Minor. It is the closest NGC object to the North Celestial Pole.^[1] Discovered by John Herschel in 1831, it is about 285 million (28.5 crores)light-years away and about 85 thousand light-years across.^[3]

A Type Ia supernova, SN 2010af, was discovered in NGC 3172 in March, 2010.^[4]

See also[]

• NGC 2573 - the closest NGC object to the South Celestial Pole.

References[]

External links[]

• SIMBAD: NGC 3054 -- Galaxy
• NGC 3172 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images

Coordinates: 11^h 47^m 11.928^s, +89° 05′ 35.77″

This lenticular galaxy article is a stub. You can help Wikipedia by .

• v
• t