Thuban (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 , Thuban will become visible at around 21:18 (PDT), 57° above your northern horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 04:28 when it dips 17° above your northern horizon.
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|
Name
Thuban
|
Object type
Star
|
Other names
Position
| Right ascension: | 14h04m23s [3] |
| Declination: | +64°22'32" [3] |
| Constellation: | Draco |
| Magnitude: Variable | 3.65 (V) [3] 3.61 (BT) [2] 3.64 (VT) [2] |
| Distance: | 92.9 parsec 303.0 lightyrs [5] |
| B-V Color (mag): | -0.03 |
| Proper motion (speed): | 58.9 mas/yr[5] |
| Proper motion (pos ang): | 287.0° |
Derived quantities
| Absolute mag (V): | -1.19 |
Visibility from South El Monte
All times shown in South El Monte local time.