Identification Data |
Common Name | |
Constellation | Ursa Major |
Star Name | 84 UMa |
Skymap Number | 13460088 |
Henry Draper (HD) Number | 120198 |
Harvard Revised (HR) Number | 5187 |
SAO Number | 28885 |
Durchmusterung (DM) Number | BD+55 1634 |
Washington Double Stars (WDS) Number
| 13466+5426
|
Positional Data |
Position and Proper Motion (PPM) Number | 34200 |
Right Ascension (RA) J2000 | 13h 46m 35.656s |
Declination (Dec) J2000 | +54° 25' 57.646" |
Position Uncertainty | 0.0060s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00220 |
Proper Motion in Dec (J2000) | -0.004566 |
Radial Velocity | -001.8km s-1 |
Trigonometric Parallax | +0.01158s |
Trigonometric Parallax Uncertainty | 0.00060s |
GCI Unit Vector in X (J2000) | -0.519872 |
GCI Unit Vector in Y (J2000) | -0.260884 |
GCI Unit Vector in Z (J2000) | 0.813433 |
Galactic Longitude | 106.37° |
Galactic Latitude
| 60.89°
|
Observational Data |
Observed Visual Magnitude (V) | 5.69 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.65 |
Observed B-V Colour | -0.044 |
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 | 5.5 |
Observed Photographic Magnitude | 5.5 |
Morgan Keenan (MK) Spectral Type | B9pEuCr |
One-Dimensional Spectral Class | A0 |
Position Angle | 89 |
Year of Observation | 1955. AD |