Kochab (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

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From Columbus , Kochab is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 06:31, 43° above your northern horizon. At dusk, it will become visible at around 18:02 (EST), 34° above your northern horizon.

Name Kochab
Object type Star
Other names
Kochab
β-UMi
Beta Ursae Minoris
7-UMi
7 Ursae Minoris
HR 5563[1]
HD 131873
NSV 6846
HIP 72607[5]
TYC 4416-1799-1[4]
Position
Right ascension:14h50m42s [3]
Declination:+74°09'19" [3]
Constellation:Ursa Minor
Magnitude:
Variable
2.06 (V) [3]
4.01 (BT) [2]
2.24 (VT) [2]
Distance:40.1 parsec
130.9 lightyrs [5]
B-V Color (mag):1.48
Proper motion (speed):34.6 mas/yr[5]
Proper motion (pos ang):289.3°
Derived quantities
Absolute mag (V):-0.96

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