78-UMa (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , 78-UMa is visible in the dawn sky, becoming accessible around 00:30 (EST), when it reaches an altitude of 19° above your north-eastern horizon. It will then reach an altitude of 56° before fading from view as dawn breaks at 05:29.
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Name
78-UMa
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Object type
Star
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Other names
Position
| Right ascension: | 13h00m43s [6] |
| Declination: | +56°21'58" [6] |
| Constellation: | Ursa Major |
| Magnitude: Variable | 4.94 (V) [3] 5.38 (BT) [2] 4.98 (VT) [2] 4.89 (G) [6] 5.02 (BP) [6] 4.50 (RP) [6] |
| Distance: | 25.3 parsec 82.6 lightyrs [6] |
| B-V Color (mag): | 0.37 |
| Proper motion (speed): | 140.1 mas/yr[6] |
| Proper motion (pos ang): | 90.0° |
Derived quantities
| Absolute mag (V): | 2.92 |
Sources