Altair (Star)

Color-magnitude diagram
Image of Altair
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn (click to change), Altair is visible in the evening sky, becoming accessible at around 20:40 (EDT) as the dusk sky fades, 43° above your south-eastern horizon. It will then reach its highest point in the sky at 23:18, 59° above your southern horizon. It will continue to be observable until around 04:50, when it sinks to 11° above your western horizon.

Name Altair
Object Type Star
Other Names
α-Aql
53-Aql
HR 7557
HD 187642
HIP 97649
TYC 1058-3399-1
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 lightyears [2]
Proper motion (speed):663.0 mas/yr [2]
Proper motion (pos ang):54.2°
Derived Quantities
Absolute Mag (V):2.46

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme