Identification Data |
Common Name | |
Constellation | Orion |
Star Name | 51 Ori |
Skymap Number | 5420088 |
Henry Draper (HD) Number | 37984 |
Harvard Revised (HR) Number | 1963 |
SAO Number | 113056 |
Durchmusterung (DM) Number | BD+01 1105 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 149342 |
Right Ascension (RA) J2000 | 5h 42m 28.632s |
Declination (Dec) J2000 | +1° 28' 28.664" |
Position Uncertainty | 0.0092s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00369 |
Proper Motion in Dec (J2000) | -0.014966 |
Radial Velocity | +088.3km s-1 |
Trigonometric Parallax | +0.01080s |
Trigonometric Parallax Uncertainty | 0.00081s |
GCI Unit Vector in X (J2000) | 0.076358 |
GCI Unit Vector in Y (J2000) | 0.996748 |
GCI Unit Vector in Z (J2000) | 0.025734 |
Galactic Longitude | 203.54° |
Galactic Latitude
| -14.59°
|
Observational Data |
Observed Visual Magnitude (V) | 4.90 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.06 |
Observed B-V Colour | +1.157 |
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 | 5.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K1III |
One-Dimensional Spectral Class | G5 |
Position Angle | |
Year of Observation | AD |