Dubhe (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 San Diego , Dubhe is visible all night. It will become visible around 19:46 (PDT), 43° above your north-eastern horizon, as dusk fades to darkness. It will be lost to dawn twilight around 06:00, 25° above your north-western horizon.
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|
Name
Dubhe
|
Object type
Star
|
Other names
Position
| Constellation: | Ursa Major |
| Magnitude: Variable | 1.82 (V) [3] 3.19 (BT) [2] 1.93 (VT) [2] |
| B-V Color (mag): | 1.06 |
| Right ascension: | 11h03m43s [3] |
| Declination: | +61°45'04" [3] |
| Distance: | 37.7 parsec 122.8 lightyrs [5] |
| Proper motion (speed): | 138.5 mas/yr [5] |
| Proper motion (pos ang): | 255.5° |
Derived quantities
| Absolute mag (V): | -1.06 |
Visibility from San Diego
All times shown in San Diego local time.