The star α-Vul
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 Cambridge , α-Vul is visible all night. It will become visible around 21:31 (EDT), 56° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:50, 72° above your southern horizon. It will be lost to dawn twilight around 04:11, 34° above your western horizon.
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|
Name
α-Vul
|
Object Type
Star
|
Other Names
Position
| Constellation: | Vulpecula |
| Magnitude: Variable | 4.45 (V) [2] 6.38 (BT) [2] 4.61 (VT) [2] 3.65 (G) [4] 4.72 (BP) [4] 2.87 (RP) [4] |
| B-V Color (mag): | 1.51 |
| Right ascension: | 19h28m42s [4] |
| Declination: | +24°39'52" [4] |
| Distance: | 100.0 parsec 325.8 lightyrs [4] |
| Proper motion (speed): | 165.6 mas/yr [4] |
| Proper motion (pos ang): | 229.3° |
Derived Quantities
| Absolute mag (V): | -0.55 |
Visibility from Cambridge
All times shown in Cambridge local time.