| Identification Data |
| Common Name | |
| Constellation | Ursa Major |
| Star Name | 57 UMa |
| Skymap Number | 11290008 |
| Henry Draper (HD) Number | 99787 |
| Harvard Revised (HR) Number | 4422 |
| SAO Number | 62572 |
| Durchmusterung (DM) Number | BD+40 2433 |
Washington Double Stars (WDS) Number
| 11291+3920
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 400163 |
| Right Ascension (RA) J2000 | 11h 29m 4.121s |
| Declination (Dec) J2000 | +39° 20' 13.108" |
| Position Uncertainty | 0.0069s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00464 |
| Proper Motion in Dec (J2000) | +0.013267 |
| Radial Velocity | -011.3km s-1 |
| Trigonometric Parallax | +0.01559s |
| Trigonometric Parallax Uncertainty | 0.00067s |
| GCI Unit Vector in X (J2000) | -0.766398 |
| GCI Unit Vector in Y (J2000) | 0.104068 |
| GCI Unit Vector in Z (J2000) | 0.633880 |
| Galactic Longitude | 172.23° |
Galactic Latitude
| 68.97°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.36 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.38 |
| Observed B-V Colour | +0.018 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.3 |
| Observed Photographic Magnitude | 5.3 |
| Morgan Keenan (MK) Spectral Type | A2V |
| One-Dimensional Spectral Class | A2 |
| Position Angle | 357 |
| Year of Observation | 1987. AD |
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