Identification Data |
Common Name | |
Constellation | Orion |
Star Name | 68 Ori |
Skymap Number | 6120003 |
Henry Draper (HD) Number | 42509 |
Harvard Revised (HR) Number | 2193 |
SAO Number | 95359 |
Durchmusterung (DM) Number | BD+19 1253 |
Washington Double Stars (WDS) Number
| 06120+1947
|
Positional Data |
Position and Proper Motion (PPM) Number | 122073 |
Right Ascension (RA) J2000 | 6h 12m 1.340s |
Declination (Dec) J2000 | +19° 47' 25.954" |
Position Uncertainty | 0.0089s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00014 |
Proper Motion in Dec (J2000) | -0.011866 |
Radial Velocity | +030.9km s-1 |
Trigonometric Parallax | +0.00336s |
Trigonometric Parallax Uncertainty | 0.00093s |
GCI Unit Vector in X (J2000) | -0.049336 |
GCI Unit Vector in Y (J2000) | 0.939642 |
GCI Unit Vector in Z (J2000) | 0.338583 |
Galactic Longitude | 190.93° |
Galactic Latitude
| 0.63°
|
Observational Data |
Observed Visual Magnitude (V) | 5.76 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.71 |
Observed B-V Colour | -0.052 |
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 | 5.7 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | B9.5V |
One-Dimensional Spectral Class | B9 |
Position Angle | 204 |
Year of Observation | 1988. AD |