Altair (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Altair is visible in the morning sky, becoming accessible around 20:58, when it reaches an altitude of 11° above your eastern horizon. It will then reach its highest point in the sky at 02:24, 64° above your southern horizon. It will be lost to dawn twilight around 04:59, 46° above your south-western horizon.
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Name
Altair
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Object type
Star
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Other names
Position
| Right ascension: | 19h50m46s [3] |
| Declination: | +08°52'02" [3] |
| Constellation: | Aquila |
| Magnitude: | 0.93 (V) [3] 1.25 (BT) [2] 0.95 (VT) [2] |
| Distance: | 5.1 parsec 16.7 lightyrs [5] |
| B-V Color (mag): | 0.27 |
| Proper motion (speed): | 660.3 mas/yr[5] |
| Proper motion (pos ang): | 54.3° |
Derived quantities
| Absolute mag (V): | 2.38 |
Sources