| Identification Data |
| Common Name | |
| Constellation | Ursa Major |
| Star Name | 31 UMa |
| Skymap Number | 9550096 |
| Henry Draper (HD) Number | 85795 |
| Harvard Revised (HR) Number | 3917 |
| SAO Number | 27430 |
| Durchmusterung (DM) Number | BD+50 1698 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 51579 |
| Right Ascension (RA) J2000 | 9h 55m 43.002s |
| Declination (Dec) J2000 | +49° 49' 11.434" |
| Position Uncertainty | 0.0060s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00036 |
| Proper Motion in Dec (J2000) | +0.019766 |
| Radial Velocity | -005.9km s-1 |
| Trigonometric Parallax | +0.01465s |
| Trigonometric Parallax Uncertainty | 0.00073s |
| GCI Unit Vector in X (J2000) | -0.552627 |
| GCI Unit Vector in Y (J2000) | 0.332982 |
| GCI Unit Vector in Z (J2000) | 0.764020 |
| Galactic Longitude | 166.65° |
Galactic Latitude
| 49.63°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.28 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.36 |
| Observed B-V Colour | +0.075 |
| 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 | 5.3 |
| Observed Photographic Magnitude | 5.4 |
| Morgan Keenan (MK) Spectral Type | A3III |
| One-Dimensional Spectral Class | A2 |
| Position Angle | |
| Year of Observation | AD |
