Alioth (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Alioth will become visible at around 20:57 (PDT), 61° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 03:07 when it dips 13° above your north-western horizon.
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Name
Alioth
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Object type
Star
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Other names
Position
| Right ascension: | 12h54m01s [3] |
| Declination: | +55°57'35" [3] |
| Constellation: | Ursa Major |
| Magnitude: Variable | 1.76 (V) [3] 1.81 (BT) [2] 1.76 (VT) [2] |
| Distance: | 25.3 parsec 82.5 lightyrs [5] |
| B-V Color (mag): | 0.04 |
| Proper motion (speed): | 112.2 mas/yr[5] |
| Proper motion (pos ang): | 94.2° |
Derived quantities
| Absolute mag (V): | -0.26 |
Sources