The star τ-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 Fairfield , τ-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 06:06, 42° above your northern horizon. At dusk, it will become visible around 18:03 (EST), 35° above your northern horizon.
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|
Name
τ-Dra
|
Object Type
Star
|
Position
| Constellation: | Draco |
| Magnitude: Variable | 4.46 (V) [1] 6.09 (BT) [1] 4.59 (VT) [1] |
| B-V Color (mag): | 1.27 |
| Right ascension: | 19h15m33s [1] |
| Declination: | +73°21'19" [1] |
| Distance: | 44.9 parsec 146.3 lightyrs [2] |
| Proper motion (speed): | 154.8 mas/yr [2] |
| Proper motion (pos ang): | 311.8° |
Derived Quantities
| Absolute mag (V): | 1.20 |
Visibility from Fairfield
All times shown in Fairfield local time.