Identification Data |
Common Name | |
Constellation | Orion |
Star Name | 30psi2Ori |
Skymap Number | 5260161 |
Henry Draper (HD) Number | 35715 |
Harvard Revised (HR) Number | 1811 |
SAO Number | 112775 |
Durchmusterung (DM) Number | BD+02 962 |
Washington Double Stars (WDS) Number
| 05268+0306
|
Positional Data |
Position and Proper Motion (PPM) Number | 148960 |
Right Ascension (RA) J2000 | 5h 26m 50.228s |
Declination (Dec) J2000 | +3° 5' 44.428" |
Position Uncertainty | 0.0085s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00002 |
Proper Motion in Dec (J2000) | -0.001167 |
Radial Velocity | +017.3km s-1 |
Trigonometric Parallax | +0.00230s |
Trigonometric Parallax Uncertainty | 0.00085s |
GCI Unit Vector in X (J2000) | 0.143985 |
GCI Unit Vector in Y (J2000) | 0.988105 |
GCI Unit Vector in Z (J2000) | 0.054003 |
Galactic Longitude | 200.09° |
Galactic Latitude
| -17.22°
|
Observational Data |
Observed Visual Magnitude (V) | 4.61 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.40 |
Observed B-V Colour | -0.208 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.7 |
Observed Photographic Magnitude | 4.3 |
Morgan Keenan (MK) Spectral Type | B2IV |
One-Dimensional Spectral Class | B2 |
Position Angle | 323 |
Year of Observation | 1934. AD |