Identification Data |
Common Name | |
Constellation | Ursa Major |
Star Name | 51 UMa |
Skymap Number | 11040089 |
Henry Draper (HD) Number | 95934 |
Harvard Revised (HR) Number | 4309 |
SAO Number | 62387 |
Durchmusterung (DM) Number | BD+39 2414 |
Washington Double Stars (WDS) Number
| 11045+3814
|
Positional Data |
Position and Proper Motion (PPM) Number | 75654 |
Right Ascension (RA) J2000 | 11h 4m 31.226s |
Declination (Dec) J2000 | +38° 14' 28.913" |
Position Uncertainty | 0.0076s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00612 |
Proper Motion in Dec (J2000) | +0.001466 |
Radial Velocity | +006.6km s-1 |
Trigonometric Parallax | +0.01241s |
Trigonometric Parallax Uncertainty | 0.00071s |
GCI Unit Vector in X (J2000) | -0.762510 |
GCI Unit Vector in Y (J2000) | 0.188277 |
GCI Unit Vector in Z (J2000) | 0.618976 |
Galactic Longitude | 179.75° |
Galactic Latitude
| 65.03°
|
Observational Data |
Observed Visual Magnitude (V) | 6.03 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.18 |
Observed B-V Colour | +0.154 |
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 | 6.1 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A3III-IV |
One-Dimensional Spectral Class | A2 |
Position Angle | 250 |
Year of Observation | 1958. AD |