Arcturus (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Arcturus is visible in the morning sky, becoming accessible around 23:06, when it reaches an altitude of 10° above your eastern horizon. It will then reach its highest point in the sky at 05:20, 66° above your southern horizon. It will be lost to dawn twilight around 06:26, 62° above your south-western horizon.
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Name
Arcturus
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Object type
Star
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Other names
Position
| Right ascension: | 14h15m40s [3] |
| Declination: | +19°11'14" [3] |
| Constellation: | Bootes |
| Magnitude: Variable | 0.16 (V) [3] 1.63 (BT) [2] 0.29 (VT) [2] |
| Distance: | 11.3 parsec 36.7 lightyrs [5] |
| B-V Color (mag): | 1.14 |
| Proper motion (speed): | 2.28 arcsec/yr[5] |
| Proper motion (pos ang): | 208.7° |
Derived quantities
| Absolute mag (V): | -0.10 |
Sources