| Identification Data |
| Common Name | |
| Constellation | Auriga |
| Star Name | 51 Aur |
| Skymap Number | 6380164 |
| Henry Draper (HD) Number | 47070 |
| Harvard Revised (HR) Number | 2419 |
| SAO Number | 59316 |
| Durchmusterung (DM) Number | BD+39 1690 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 71893 |
| Right Ascension (RA) J2000 | 6h 38m 39.537s |
| Declination (Dec) J2000 | +39° 23' 27.075" |
| Position Uncertainty | 0.0120s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00190 |
| Proper Motion in Dec (J2000) | -0.107566 |
| Radial Velocity | +032.8km s-1 |
| Trigonometric Parallax | +0.01030s |
| Trigonometric Parallax Uncertainty | 0.00094s |
| GCI Unit Vector in X (J2000) | -0.129746 |
| GCI Unit Vector in Y (J2000) | 0.761866 |
| GCI Unit Vector in Z (J2000) | 0.634607 |
| Galactic Longitude | 175.80° |
Galactic Latitude
| 14.54°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.70 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 7.07 |
| Observed B-V Colour | +1.367 |
| 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 | 5.7 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K5III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
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