Identification Data |
Common Name | |
Constellation | Ursa Major |
Star Name | 36 UMa |
Skymap Number | 10300107 |
Henry Draper (HD) Number | 90839 |
Harvard Revised (HR) Number | 4112 |
SAO Number | 27670 |
Durchmusterung (DM) Number | BD+56 1459 |
Washington Double Stars (WDS) Number
| 10306+5559
|
Positional Data |
Position and Proper Motion (PPM) Number | 32668 |
Right Ascension (RA) J2000 | 10h 30m 37.579s |
Declination (Dec) J2000 | +55° 58' 49.931" |
Position Uncertainty | 0.0053s |
Proper Motion in RA (J2000)/cos(Dec) | -0.02109 |
Proper Motion in Dec (J2000) | -0.033566 |
Radial Velocity | +009.2km s-1 |
Trigonometric Parallax | +0.07782s |
Trigonometric Parallax Uncertainty | 0.00065s |
GCI Unit Vector in X (J2000) | -0.517470 |
GCI Unit Vector in Y (J2000) | 0.212688 |
GCI Unit Vector in Z (J2000) | 0.828848 |
Galactic Longitude | 154.29° |
Galactic Latitude
| 51.70°
|
Observational Data |
Observed Visual Magnitude (V) | 4.83 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.36 |
Observed B-V Colour | +0.529 |
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 | 4.8 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F8V |
One-Dimensional Spectral Class | F5 |
Position Angle | 304 |
Year of Observation | 1955. AD |