Identification Data |
Common Name | |
Constellation | Ara |
Star Name | kap Ara |
Skymap Number | 17250170 |
Henry Draper (HD) Number | 157457 |
Harvard Revised (HR) Number | 6468 |
SAO Number | 244734 |
Durchmusterung (DM) Number | CD-5011269 |
Washington Double Stars (WDS) Number
| 17260-5038
|
Positional Data |
Position and Proper Motion (PPM) Number | 345998 |
Right Ascension (RA) J2000 | 17h 26m 0.043s |
Declination (Dec) J2000 | -50° 38' 0.635" |
Position Uncertainty | 0.0092s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00166 |
Proper Motion in Dec (J2000) | +0.009266 |
Radial Velocity | +017.4km s-1 |
Trigonometric Parallax | +0.00819s |
Trigonometric Parallax Uncertainty | 0.00088s |
GCI Unit Vector in X (J2000) | -0.093750 |
GCI Unit Vector in Y (J2000) | -0.627312 |
GCI Unit Vector in Z (J2000) | -0.773105 |
Galactic Longitude | 339.61° |
Galactic Latitude
| -8.45°
|
Observational Data |
Observed Visual Magnitude (V) | 5.20 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.24 |
Observed B-V Colour | +1.042 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G8III |
One-Dimensional Spectral Class | K0 |
Position Angle | 180 |
Year of Observation | AD |