Altair (Star)

Color-magnitude diagram
Image of Altair
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
Please wait
Loading 0/4
Click and drag to rotate
Mouse wheel to zoom in/out
Touch with mouse to dismiss
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom. Click to enlarge.

From Cambridge , Altair is visible in the evening sky, becoming accessible around 18:34 (EDT) as the dusk sky fades, 56° above your southern horizon. It will then reach its highest point in the sky at 18:38, 56° above your southern horizon. It will continue to be observable until around 00:10, when it sinks below 11° above your western horizon.

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
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:5.1 parsec
16.7 lightyrs [3]
Proper motion (speed):660.3 mas/yr [3]
Proper motion (pos ang):54.3°
Derived Quantities
Absolute mag (V):2.38

Cambridge

Latitude:
Longitude:
Timezone:

42.38°N
71.11°W
EDT

Color scheme