The star β-Com
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Ashburn (click to change), β-Com will become visible at around 21:13 (EDT) as the dusk sky fades, 35° above your western horizon. It will then sink towards the horizon, setting 4 hours and 35 minutes after the Sun at 00:38.
|
Name
β-Com
|
Object Type
Star
|
Position
| Constellation: | Coma Berenices |
| Magnitude: | 4.25 (V)[1] 4.95 (BT)[1] 4.30 (VT)[1] 3.66 (RP)[2] 4.02 (G)[2] 4.41 (BP)[2] |
| B-V Color (mag): | 0.55 |
| Right Ascension: | 13h11m51s [2] |
| Declination: | +27°52'55" [2] |
| Distance: | 9.2 parsec 29.9 lightyears [2] |
| Proper motion (speed): | 1193.4 mas/yr [2] |
| Proper motion (pos ang): | 317.7° |
Derived Quantities
| Absolute Mag (V): | 4.43 |