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 |