Altais (Star)
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 , Altais is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 05:25, 60° above your northern horizon. At dusk, it will become visible at around 20:10 (EDT), 20° above your northern horizon.
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|
Name
Altais
|
Object type
Star
|
Other names
Position
| Right ascension: | 19h12m33s [4] |
| Declination: | +67°39'43" [4] |
| Constellation: | Draco |
| Magnitude: | 3.06 (V) [2] 4.32 (BT) [2] 3.17 (VT) [2] 2.81 (G) [4] 3.60 (BP) [4] 2.36 (RP) [4] |
| Distance: | 30.0 parsec 97.8 lightyrs [4] |
| B-V Color (mag): | 0.98 |
| Proper motion (speed): | 132.2 mas/yr[4] |
| Proper motion (pos ang): | 45.7° |
Derived quantities
| Absolute mag (V): | 0.68 |
Visibility from Cambridge
All times shown in Cambridge local time.