τ-Dra (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 South El Monte , τ-Dra is visible all night because it is circumpolar. It will be highest in the sky at 01:21, 50° above your northern horizon. At dusk, it will become visible at around 21:18 (PDT), 40° above your northern horizon. It will be lost to dawn twilight at around 04:31, 44° above your northern horizon.
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|
Name
τ-Dra
|
Object type
Star
|
Other names
Position
| Right ascension: | 19h15m33s [2] |
| Declination: | +73°21'19" [2] |
| Constellation: | Draco |
| Magnitude: Variable | 4.46 (V) [2] 6.09 (BT) [2] 4.59 (VT) [2] |
| Distance: | 44.9 parsec 146.3 lightyrs [3] |
| B-V Color (mag): | 1.27 |
| Proper motion (speed): | 154.8 mas/yr[3] |
| Proper motion (pos ang): | 311.8° |
Derived quantities
| Absolute mag (V): | 1.20 |
Visibility from South El Monte
All times shown in South El Monte local time.