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
Wikidata facts
- Image
- NGC 3172 DSS.jpg
Show 7 more facts
- catalog code
- LEDA 36847
- time of discovery or invention
- 1831-10-04
- apparent magnitude
- 9.323
- right ascension
- 176.7997000
- declination
- 89.0932694
- radial velocity
- 6096
- Commons category
- NGC 3172
Sources (1)
via Wikidata · CC0
~1 min read
Article
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
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via Wikidata sitelinks · CC0
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