τ²-Gru (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Fairfield , τ²-Gru is not readily observable since it lies so far south that it will never rise more than 0° above the horizon.
|
Name
τ²-Gru
|
Object type
Star
|
Position
| Right ascension: | 22h55m16s [1] |
| Declination: | −48°27'56" [1] |
| Constellation: | Grus |
| Magnitude: | 7.08 (V) [1] 7.77 (BT) [1] 7.14 (VT) [1] |
| Distance: | 47.7 parsec 155.5 lightyrs [2] |
| B-V Color (mag): | 0.53 |
| Proper motion (speed): | 235.4 mas/yr[2] |
| Proper motion (pos ang): | 285.3° |
Derived quantities
| Absolute mag (V): | 3.69 |
Sources