τ-Boo (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 Fairfield , τ-Boo is visible in the dawn sky, rising at 02:21 (EST) and reaching an altitude of 35° above the eastern horizon before fading from view as dawn breaks at around 05:38.
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|
Name
τ-Boo
|
Object type
Star
|
Other names
Position
| Right ascension: | 13h47m15s [4] |
| Declination: | +17°27'25" [4] |
| Constellation: | Bootes |
| Magnitude: Variable | 4.49 (V) [2] 5.06 (BT) [2] 4.54 (VT) [2] 4.36 (G) [4] 4.61 (BP) [4] 3.96 (RP) [4] |
| Distance: | 15.6 parsec 50.9 lightyrs [4] |
| B-V Color (mag): | 0.45 |
| Proper motion (speed): | 473.2 mas/yr[4] |
| Proper motion (pos ang): | 277.7° |
Derived quantities
| Absolute mag (V): | 3.52 |
Visibility from Fairfield
All times shown in Fairfield local time.