η-Cru (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , η-Cru is not observable because it lies so far south that it never rises above the horizon.
|
Name
η-Cru
|
Object type
Star
|
Other names
Position
| Right ascension: | 12h06m52s [4] |
| Declination: | -64°36'50" [4] |
| Constellation: | Crux |
| Magnitude: | 4.14 (V) [2] 4.54 (BT) [2] 4.18 (VT) [2] 4.06 (G) [4] 4.23 (BP) [4] 3.74 (RP) [4] |
| Distance: | 19.7 parsec 64.2 lightyrs [4] |
| B-V Color (mag): | 0.31 |
| Proper motion (speed): | 50.4 mas/yr[4] |
| Proper motion (pos ang): | 137.1° |
Derived quantities
| Absolute mag (V): | 2.67 |
Sources