Altair (Star)
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom.
Click to enlarge.
From Ashburn , Altair is visible in the dawn sky, rising at 03:19 (EST) – 3 hours and 34 minutes before the Sun – and reaching an altitude of 32° above the eastern horizon before fading from view as dawn breaks at around 06:15.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
Altair
|
Object Type
Star
|
Position
| Constellation: | Aquila |
| Magnitude: | 0.93 (V)[2] 1.25 (BT)[1] 0.95 (VT)[1] |
| B-V Color (mag): | 0.27 |
| Right Ascension: | 19h50m46s [2] |
| Declination: | +08°52'02" [2] |
| Distance: | 4.9 parsec 16.1 lightyrs [2] |
| Proper motion (speed): | 663.0 mas/yr [2] |
| Proper motion (pos ang): | 54.2° |
Derived Quantities
| Absolute Mag (V): | 2.46 |