Astronomy
Constellations - Orion - 30psi2Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name30psi2Ori
Skymap Number5260161
Henry Draper (HD) Number35715
Harvard Revised (HR) Number1811
SAO Number112775
Durchmusterung (DM) NumberBD+02 962
Washington Double Stars (WDS) Number
05268+0306
Positional Data
Position and Proper Motion (PPM) Number148960
Right Ascension (RA) J20005h 26m 50.228s
Declination (Dec) J2000+3° 5' 44.428"
Position Uncertainty0.0085s
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 Uncertainty0.00085s
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 Longitude200.09°
Galactic Latitude
-17.22°
Observational Data
Observed Visual Magnitude (V)4.61
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.40
Observed B-V Colour-0.208
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude4.3
Morgan Keenan (MK) Spectral TypeB2IV
One-Dimensional Spectral ClassB2
Position Angle323
Year of Observation1934. AD

Data Source
SKY2000 - Master Star Catalog - Star Catalog Database, Version 2
    Sande C.B., Warren Jr. W.H., Tracewell D.A., Home A.T., Miller A.C.
    (Goddard Space Flight Center, Flight Dynamics Division (1998))

 
Page compiled: Sun Sep 02 13:15:46 GMT+01:00 2001