Identification Data |
Common Name | |
Constellation | Crux |
Star Name | kap Cru |
Skymap Number | 12530137 |
Henry Draper (HD) Number | 111973 |
Harvard Revised (HR) Number | 4890 |
SAO Number | 252077 |
Durchmusterung (DM) Number | CP-59 4555 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 359729 |
Right Ascension (RA) J2000 | 12h 53m 48.919s |
Declination (Dec) J2000 | -60° 22' 34.480" |
Position Uncertainty | 0.0062s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00041 |
Proper Motion in Dec (J2000) | -0.001766 |
Radial Velocity | -003.5km s-1 |
Trigonometric Parallax | -0.00196s |
Trigonometric Parallax Uncertainty | 0.00063s |
GCI Unit Vector in X (J2000) | -0.480738 |
GCI Unit Vector in Y (J2000) | -0.115005 |
GCI Unit Vector in Z (J2000) | -0.869290 |
Galactic Longitude | 303.23° |
Galactic Latitude
| 2.49°
|
Observational Data |
Observed Visual Magnitude (V) | 5.90 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.050 |
Observed B Magnitude | 6.10 |
Observed B-V Colour | +0.20 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.050 |
Observed U Magnitude | 5.45 |
Observed U-B Colour | -0.65 |
Observed U Magnitude or (U-B) Magnitude Uncertainty | 0.050 |
Observed Photovisual Magnitude | 6.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | B5Ia |
One-Dimensional Spectral Class | B3 |
Position Angle | |
Year of Observation | AD |