B-UMa (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , b-UMa is visible all night because it is circumpolar. It will be highest in the sky at 21:59, 70° above your northern horizon. At dusk, it will become visible at around 19:57 (EDT), 63° above your north-eastern horizon. It will be lost to dawn twilight at around 05:46, 26° above your north-western horizon.
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|
Name
B-UMa
|
Object type
Star
|
Other names
Position
| Right ascension: | 08h53m22s [4] |
| Declination: | +61°57'44" [4] |
| Constellation: | Ursa Major |
| Magnitude: | 5.72 (V) [2] 6.07 (BT) [2] 5.75 (VT) [2] 5.64 (G) [4] 5.79 (BP) [4] 5.36 (RP) [4] |
| Distance: | 85.3 parsec 278.2 lightyrs [4] |
| B-V Color (mag): | 0.27 |
| Proper motion (speed): | 23.6 mas/yr[4] |
| Proper motion (pos ang): | 336.0° |
Derived quantities
| Absolute mag (V): | 1.06 |
Visibility from Cambridge
All times shown in Cambridge local time.