τ-Lib (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , τ-Lib is not readily observable since it lies so far south that it will never rise more than 17° above the horizon.
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Name
τ-Lib
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Object type
Star
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Other names
Position
| Right ascension: | 15h38m39s [6] |
| Declination: | −29°46'40" [6] |
| Constellation: | Libra |
| Magnitude: | 3.66 (V) [3] 3.45 (BT) [2] 3.63 (VT) [2] 3.65 (G) [6] 3.55 (BP) [6] 3.75 (RP) [6] |
| Distance: | 112.5 parsec 366.7 lightyrs [5] |
| B-V Color (mag): | -0.16 |
| Proper motion (speed): | 33.0 mas/yr[5] |
| Proper motion (pos ang): | 222.1° |
Derived quantities
| Absolute mag (V): | -1.60 |
Sources