Asellus-Borealis (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Asellus-Borealis is visible in the morning sky, becoming accessible around 22:01, when it reaches an altitude of 19° above your eastern horizon. It will then reach its highest point in the sky at 03:33, 69° above your southern horizon. It will be lost to dawn twilight around 05:42, 55° above your south-western horizon.
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Name
Asellus-Borealis
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Object type
Star
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Other names
Position
| Right ascension: | 08h43m17s [4] |
| Declination: | +21°28'05" [4] |
| Constellation: | Cancer |
| Magnitude: | 4.65 (V) [2] 4.68 (BT) [2] 4.65 (VT) [2] 4.63 (G) [4] 4.65 (BP) [4] 4.61 (RP) [4] |
| Distance: | 53.6 parsec 174.9 lightyrs [4] |
| B-V Color (mag): | 0.02 |
| Proper motion (speed): | 112.8 mas/yr[4] |
| Proper motion (pos ang): | 249.7° |
Derived quantities
| Absolute mag (V): | 1.00 |
Sources