Identification Data |
Common Name | |
Constellation | Orion |
Star Name | 54chi1Ori |
Skymap Number | 5540077 |
Henry Draper (HD) Number | 39587 |
Harvard Revised (HR) Number | 2047 |
SAO Number | 77705 |
Durchmusterung (DM) Number | BD+20 1162 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 95062 |
Right Ascension (RA) J2000 | 5h 54m 22.982s |
Declination (Dec) J2000 | +20° 16' 34.228" |
Position Uncertainty | 0.0107s |
Proper Motion in RA (J2000)/cos(Dec) | -0.01160 |
Proper Motion in Dec (J2000) | -0.098966 |
Radial Velocity | -013.4km s-1 |
Trigonometric Parallax | +0.11543s |
Trigonometric Parallax Uncertainty | 0.00108s |
GCI Unit Vector in X (J2000) | 0.022988 |
GCI Unit Vector in Y (J2000) | 0.937751 |
GCI Unit Vector in Z (J2000) | 0.346546 |
Galactic Longitude | 188.46° |
Galactic Latitude
| -2.73°
|
Observational Data |
Observed Visual Magnitude (V) | 4.40 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.00 |
Observed B-V Colour | +0.597 |
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 | 4.6 |
Observed Photographic Magnitude | 5.1 |
Morgan Keenan (MK) Spectral Type | G0-VCa0.5 |
One-Dimensional Spectral Class | F8 |
Position Angle | |
Year of Observation | AD |