Identification Data |
Common Name | |
Constellation | Ursa Major |
Star Name | 12kap UMa |
Skymap Number | 9030127 |
Henry Draper (HD) Number | 77327 |
Harvard Revised (HR) Number | 3594 |
SAO Number | 42661 |
Durchmusterung (DM) Number | BD+47 1633 |
Washington Double Stars (WDS) Number
| 09036+4709
|
Positional Data |
Position and Proper Motion (PPM) Number | 50987 |
Right Ascension (RA) J2000 | 9h 3m 37.531s |
Declination (Dec) J2000 | +47° 9' 23.494" |
Position Uncertainty | 0.0134s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00366 |
Proper Motion in Dec (J2000) | -0.055467 |
Radial Velocity | +002.1km s-1 |
Trigonometric Parallax | +0.00771s |
Trigonometric Parallax Uncertainty | 0.00083s |
GCI Unit Vector in X (J2000) | -0.488377 |
GCI Unit Vector in Y (J2000) | 0.473165 |
GCI Unit Vector in Z (J2000) | 0.733214 |
Galactic Longitude | 172.63° |
Galactic Latitude
| 41.63°
|
Observational Data |
Observed Visual Magnitude (V) | 3.58 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 3.58 |
Observed B-V Colour | +0.004 |
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 | 3.7 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A1Vn |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | 1992. AD |