Sirius (Star)
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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Click to enlarge.
From Ashburn (click to change), Sirius is not observable – it will reach its highest point in the sky during daytime and is 0° below the horizon at dusk.
|
Name
Sirius
|
Object Type
Star
|
Position
| Constellation: | Canis Major |
| Magnitude: | -1.44 (V)[1] |
| B-V Color (mag): | 0.01 |
| Right Ascension: | 06h45m09s [1] |
| Declination: | -16°42'47" [1] |
| Distance: | 2.6 parsec 8.6 lightyears [1] |
| Proper motion (speed): | 1339.4 mas/yr [1] |
| Proper motion (pos ang): | 204.1° |
Derived Quantities
| Absolute Mag (V): | 1.45 |
Source