Identification Data |
Common Name | |
Constellation | Octans |
Star Name | chi Oct |
Skymap Number | 18540018 |
Henry Draper (HD) Number | 164461 |
Harvard Revised (HR) Number | 6721 |
SAO Number | 258799 |
Durchmusterung (DM) Number | CP-87 274 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 378246 |
Right Ascension (RA) J2000 | 18h 54m 47.136s |
Declination (Dec) J2000 | -87° 36' 21.037" |
Position Uncertainty | 0.0067s |
Proper Motion in RA (J2000)/cos(Dec) | -0.05856 |
Proper Motion in Dec (J2000) | -0.135266 |
Radial Velocity | +033.6km s-1 |
Trigonometric Parallax | +0.01306s |
Trigonometric Parallax Uncertainty | 0.00054s |
GCI Unit Vector in X (J2000) | 0.009891 |
GCI Unit Vector in Y (J2000) | -0.040586 |
GCI Unit Vector in Z (J2000) | -0.999127 |
Galactic Longitude | 305.63° |
Galactic Latitude
| -27.14°
|
Observational Data |
Observed Visual Magnitude (V) | 5.28 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 6.58 |
Observed B-V Colour | +1.303 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K3III |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |