Betelgeuse (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Betelgeuse is visible in the dawn sky, rising at 00:17 (EDT) and reaching an altitude of 52° above the south-eastern horizon before fading from view as dawn breaks at around 05:50.
|
Name
Betelgeuse
|
Object type
Star
|
Other names
Position
| Right ascension: | 05h55m10s [3] |
| Declination: | +07°24'25" [3] |
| Constellation: | Orion |
| Magnitude: Variable | 0.57 (V) [3] 2.85 (BT) [2] 0.77 (VT) [2] |
| Distance: | 152.7 parsec 497.7 lightyrs [5] |
| B-V Color (mag): | 1.74 |
| Proper motion (speed): | 29.8 mas/yr[5] |
| Proper motion (pos ang): | 67.7° |
Derived quantities
| Absolute mag (V): | -5.35 |
Sources