Identification Data |
Common Name | |
Constellation | Indus |
Star Name | alp Ind |
Skymap Number | 20370142 |
Henry Draper (HD) Number | 196171 |
Harvard Revised (HR) Number | 7869 |
SAO Number | 230300 |
Durchmusterung (DM) Number | CD-4713477 |
Washington Double Stars (WDS) Number
| 20376-4717
|
Positional Data |
Position and Proper Motion (PPM) Number | 326349 |
Right Ascension (RA) J2000 | 20h 37m 34.032s |
Declination (Dec) J2000 | -47° 17' 29.406" |
Position Uncertainty | 0.0093s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00484 |
Proper Motion in Dec (J2000) | +0.066166 |
Radial Velocity | -001.3km s-1 |
Trigonometric Parallax | +0.03221s |
Trigonometric Parallax Uncertainty | 0.00075s |
GCI Unit Vector in X (J2000) | 0.430443 |
GCI Unit Vector in Y (J2000) | -0.524183 |
GCI Unit Vector in Z (J2000) | -0.734814 |
Galactic Longitude | 352.57° |
Galactic Latitude
| -37.21°
|
Observational Data |
Observed Visual Magnitude (V) | 3.11 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.11 |
Observed B-V Colour | +1.000 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 3.2 |
Observed Photographic Magnitude | 4.2 |
Morgan Keenan (MK) Spectral Type | K0IIICNIII-IV |
One-Dimensional Spectral Class | K0 |
Position Angle | 199 |
Year of Observation | 1914. AD |