Identification Data |
Common Name | |
Constellation | Corona Australis |
Star Name | kap1CrA |
Skymap Number | 18330084 |
Henry Draper (HD) Number | 170867 |
Harvard Revised (HR) Number | 6952 |
SAO Number | 210296 |
Durchmusterung (DM) Number | CD-3812896 |
Washington Double Stars (WDS) Number
| 18334-3844
|
Positional Data |
Position and Proper Motion (PPM) Number | 297868 |
Right Ascension (RA) J2000 | 18h 33m 23.087s |
Declination (Dec) J2000 | -38° 43' 12.119" |
Position Uncertainty | 0.2205s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00086 |
Proper Motion in Dec (J2000) | -0.012567 |
Radial Velocity | -020.0km s-1 |
Trigonometric Parallax | +0.00667s |
Trigonometric Parallax Uncertainty | 0.00701s |
GCI Unit Vector in X (J2000) | 0.113251 |
GCI Unit Vector in Y (J2000) | -0.771949 |
GCI Unit Vector in Z (J2000) | -0.625515 |
Galactic Longitude | 356.00° |
Galactic Latitude
| -13.33°
|
Observational Data |
Observed Visual Magnitude (V) | 6.28 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 6.25 |
Observed B-V Colour | -0.029 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.3 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A0III |
One-Dimensional Spectral Class | B9 |
Position Angle | 359 |
Year of Observation | 1982. AD |