Identification Data |
Common Name | |
Constellation | Ursa Major |
Star Name | 11sig1UMa |
Skymap Number | 9080077 |
Henry Draper (HD) Number | 77800 |
Harvard Revised (HR) Number | 3609 |
SAO Number | 14769 |
Durchmusterung (DM) Number | BD+67 573 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 16910 |
Right Ascension (RA) J2000 | 9h 8m 23.499s |
Declination (Dec) J2000 | +66° 52' 23.645" |
Position Uncertainty | 0.0052s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00391 |
Proper Motion in Dec (J2000) | -0.040566 |
Radial Velocity | +015.0km s-1 |
Trigonometric Parallax | +0.00654s |
Trigonometric Parallax Uncertainty | 0.00060s |
GCI Unit Vector in X (J2000) | -0.287709 |
GCI Unit Vector in Y (J2000) | 0.267375 |
GCI Unit Vector in Z (J2000) | 0.919638 |
Galactic Longitude | 147.28° |
Galactic Latitude
| 38.03°
|
Observational Data |
Observed Visual Magnitude (V) | 5.14 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 6.65 |
Observed B-V Colour | +1.514 |
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 | 5.3 |
Observed Photographic Magnitude | 6.5 |
Morgan Keenan (MK) Spectral Type | K5III |
One-Dimensional Spectral Class | K5 |
Position Angle | |
Year of Observation | AD |