| Identification Data |
| Common Name | Capella |
| Constellation | Auriga |
| Star Name | 13alp Aur |
| Skymap Number | 5160131 |
| Henry Draper (HD) Number | 34029 |
| Harvard Revised (HR) Number | 1708 |
| SAO Number | 40186 |
| Durchmusterung (DM) Number | BD+45 1077 |
Washington Double Stars (WDS) Number
| 05167+4600
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 47925 |
| Right Ascension (RA) J2000 | 5h 16m 41.359s |
| Declination (Dec) J2000 | +45° 59' 52.768" |
| Position Uncertainty | 0.0081s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00725 |
| Proper Motion in Dec (J2000) | -0.427166 |
| Radial Velocity | +030.2km s-1 |
| Trigonometric Parallax | +0.07729s |
| Trigonometric Parallax Uncertainty | 0.00089s |
| GCI Unit Vector in X (J2000) | 0.130500 |
| GCI Unit Vector in Y (J2000) | 0.682316 |
| GCI Unit Vector in Z (J2000) | 0.719315 |
| Galactic Longitude | 162.59° |
Galactic Latitude
| 4.57°
|
| Observational Data |
| Observed Visual Magnitude (V) | 0.08 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
| Observed B Magnitude | 0.88 |
| Observed B-V Colour | +0.795 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.019 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | .2 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G8III+G1III |
| One-Dimensional Spectral Class | G0 |
| Position Angle | |
| Year of Observation | 1989. AD |
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