Albireo (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From San Diego , Albireo is visible all night. It will become visible around 20:40 (PDT), 57° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:12, 85° above your southern horizon. It will be lost to dawn twilight around 05:04, 16° above your western horizon.
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|
Name
Albireo
|
Object type
Star
|
Other names
Position
| Constellation: | Cygnus |
| Magnitude: Variable | 3.07 (V) [2] 4.44 (BT) [2] 3.19 (VT) [2] |
| B-V Color (mag): | 1.07 |
| Right ascension: | 19h30m43s [2] |
| Declination: | +27°57'34" [2] |
| Distance: | 133.2 parsec 434.1 lightyrs [3] |
| Proper motion (speed): | 9.4 mas/yr [3] |
| Proper motion (pos ang): | 229.4° |
Derived quantities
| Absolute mag (V): | -2.55 |
Visibility from San Diego
All times shown in San Diego local time.