| Identification Data |
| Common Name | |
| Constellation | Ursa Major |
| Star Name | 66 UMa |
| Skymap Number | 11550141 |
| Henry Draper (HD) Number | 103605 |
| Harvard Revised (HR) Number | 4566 |
| SAO Number | 28191 |
| Durchmusterung (DM) Number | BD+57 1343 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 33308 |
| Right Ascension (RA) J2000 | 11h 55m 58.415s |
| Declination (Dec) J2000 | +56° 35' 54.815" |
| Position Uncertainty | 0.0057s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00093 |
| Proper Motion in Dec (J2000) | -0.001266 |
| Radial Velocity | +012.6km s-1 |
| Trigonometric Parallax | +0.01034s |
| Trigonometric Parallax Uncertainty | 0.00063s |
| GCI Unit Vector in X (J2000) | -0.550417 |
| GCI Unit Vector in Y (J2000) | 0.009671 |
| GCI Unit Vector in Z (J2000) | 0.834834 |
| Galactic Longitude | 137.73° |
Galactic Latitude
| 58.91°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.83 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 6.93 |
| Observed B-V Colour | +1.099 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.9 |
| Observed Photographic Magnitude | 6.9 |
| Morgan Keenan (MK) Spectral Type | K1III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
