The star σ-Dra
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 Ashburn , σ-Dra 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 around 06:20, 38° above your north-eastern horizon. At dusk, it will become visible around 18:21 (EST), 34° above your north-western horizon.
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|
Name
σ-Dra
|
Object Type
Star
|
Position
| Constellation: | Draco |
| Magnitude: Variable | 4.68 (V) [1] 5.66 (BT) [1] 4.76 (VT) [1] 4.38 (G) [2] 4.88 (BP) [2] 3.90 (RP) [2] |
| B-V Color (mag): | 0.77 |
| Right ascension: | 19h32m23s [2] |
| Declination: | +69°39'13" [2] |
| Distance: | 5.8 parsec 18.8 lightyrs [2] |
| Proper motion (speed): | 1838.2 mas/yr [2] |
| Proper motion (pos ang): | 161.0° |
Derived Quantities
| Absolute mag (V): | 5.87 |
Visibility from Ashburn
All times shown in Ashburn local time.