Identification Data |
Common Name | |
Constellation | Draco |
Star Name | 8 Dra |
Skymap Number | 12550076 |
Henry Draper (HD) Number | 112429 |
Harvard Revised (HR) Number | 4916 |
SAO Number | 15941 |
Durchmusterung (DM) Number | BD+66 778 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 18423 |
Right Ascension (RA) J2000 | 12h 55m 28.548s |
Declination (Dec) J2000 | +65° 26' 18.505" |
Position Uncertainty | 0.0057s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00074 |
Proper Motion in Dec (J2000) | -0.030466 |
Radial Velocity | +009.0km s-1 |
Trigonometric Parallax | +0.03467s |
Trigonometric Parallax Uncertainty | 0.00053s |
GCI Unit Vector in X (J2000) | -0.403552 |
GCI Unit Vector in Y (J2000) | -0.099637 |
GCI Unit Vector in Z (J2000) | 0.909515 |
Galactic Longitude | 122.25° |
Galactic Latitude
| 51.68°
|
Observational Data |
Observed Visual Magnitude (V) | 5.23 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.53 |
Observed B-V Colour | +0.296 |
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 | 5.3 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F0V |
One-Dimensional Spectral Class | F0 |
Position Angle | |
Year of Observation | AD |