τ¹-Gru (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , τ¹-Gru is not observable because it lies so far south that it never rises above the horizon.
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Name
τ¹-Gru
|
Object type
Star
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Other names
Position
| Right ascension: | 22h53m38s [4] |
| Declination: | −48°35'55" [4] |
| Constellation: | Grus |
| Magnitude: | 6.03 (V) [2] 6.77 (BT) [2] 6.09 (VT) [2] 5.89 (G) [4] 6.19 (BP) [4] 5.42 (RP) [4] |
| Distance: | 33.1 parsec 108.0 lightyrs [4] |
| B-V Color (mag): | 0.58 |
| Proper motion (speed): | 232.5 mas/yr[4] |
| Proper motion (pos ang): | 110.4° |
Derived quantities
| Absolute mag (V): | 3.43 |
Sources