Astronomy
Constellations - Orion - 56 Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name56 Ori
Skymap Number5520101
Henry Draper (HD) Number39400
Harvard Revised (HR) Number2037
SAO Number113220
Durchmusterung (DM) NumberBD+01 1151
Washington Double Stars (WDS) Number
05524+0151
Positional Data
Position and Proper Motion (PPM) Number149576
Right Ascension (RA) J20005h 52m 26.438s
Declination (Dec) J2000+1° 51' 18.482"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)-0.00047
Proper Motion in Dec (J2000)-0.009966
Radial Velocity+010.4km s-1
Trigonometric Parallax+0.00293s
Trigonometric Parallax Uncertainty0.00093s
GCI Unit Vector in X (J2000)0.032961
GCI Unit Vector in Y (J2000)0.998932
GCI Unit Vector in Z (J2000)0.032373
Galactic Longitude204.41°
Galactic Latitude
-12.22°
Observational Data
Observed Visual Magnitude (V)4.75
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.13
Observed B-V Colour+1.381
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.0
Observed Photographic Magnitude6.3
Morgan Keenan (MK) Spectral TypeK1.5IIb
One-Dimensional Spectral ClassK0
Position Angle212
Year of Observation1901. 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