The star τ-Lib
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 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
|
Object Type
Star
|
Position
| Constellation: | Libra |
| Magnitude: | 3.66 (V) [3] 3.45 (BT) [2] 3.63 (VT) [2] |
| B-V Color (mag): | -0.16 |
| Right ascension: | 15h38m39s [3] |
| Declination: | -29°46'39" [3] |
| Distance: | 112.5 parsec 366.7 lightyrs [5] |
| Proper motion (speed): | 33.0 mas/yr [5] |
| Proper motion (pos ang): | 222.1° |
Derived Quantities
| Absolute mag (V): | -1.60 |
Visibility from Cambridge
All times shown in Cambridge local time.