Astronomical data · SIMBAD
- Object type
- AG?
- Redshift
- z = 0.02033406724327935
- Coordinates
- RA 176.8041° · Dec 89.0931°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Ursa Minor
- Right ascension
- 11 47 11.928
- Declination
- +89 ° 05 ′ 35.77 ″
- Redshift
- 0.020 334 ± 0.000 0970
- Heliocentric radial velocity
- 6,096 ± 29 km/s
- Distance
- 291.4 ± 20.5 Mly (89.33 ± 6.28 Mpc )
- Type
- S0
- Apparent size v
- 0.92′ × 0.79′
- Notable features
- Closest NGC object to the north celestial pole
via Wikipedia infobox
~1 min read
Encyclopedic overview
NGC 3172 (also known as Polarissima Borealis) is a lenticular galaxy located in the constellation Ursa Minor. It is the closest NGC object to the north celestial pole. Discovered by John Herschel in 1831, it is about 285 million light-years away and about 85 thousand light-years across.
Supernovae
Excerpted from Wikipedia’s “NGC 3172” article, available under the CC BY-SA 4.0 licence.
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