| Identification Data | 
| Common Name |  | 
| Constellation | Auriga | 
| Star Name | 45    Aur | 
| Skymap Number | 6210171 | 
| Henry Draper (HD) Number | 43905 | 
| Harvard Revised (HR) Number | 2264 | 
| SAO Number | 25681 | 
| Durchmusterung (DM) Number | BD+53 1008 | 
Washington Double Stars (WDS) Number
  | 
  | 
| Positional Data | 
| Position and Proper Motion (PPM) Number | 30377 | 
| Right Ascension (RA) J2000 | 6h 21m 46.129s | 
| Declination (Dec) J2000 | +53° 27' 7.845" | 
| Position Uncertainty | 0.0073s | 
| Proper Motion in RA (J2000)/cos(Dec) | +0.00249 | 
| Proper Motion in Dec (J2000) | -0.088966 | 
| Radial Velocity | -000.5km s-1 | 
| Trigonometric Parallax | +0.01754s | 
| Trigonometric Parallax Uncertainty | 0.00073s | 
| GCI Unit Vector in X (J2000) | -0.056478 | 
| GCI Unit Vector in Y (J2000) | 0.592809 | 
| GCI Unit Vector in Z (J2000) | 0.803360 | 
| Galactic Longitude | 161.15° | 
Galactic Latitude
  | 17.33°
  | 
| Observational Data | 
| Observed Visual Magnitude (V) | 5.34 | 
| Derived Visual Magnitude |  | 
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 | 
| Observed B Magnitude | 5.79 | 
| Observed B-V Colour | +0.448 | 
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 | 
| Observed U Magnitude |  | 
| Observed U-B Colour |  | 
| Observed U Magnitude or (U-B) Magnitude Uncertainty |  | 
| Observed Photovisual Magnitude | 5.4 | 
| Observed Photographic Magnitude |  | 
| Morgan Keenan (MK) Spectral Type | F5III | 
| One-Dimensional Spectral Class | F5 | 
| Position Angle |  | 
| Year of Observation |  AD |