Astronomy
Constellations - Orion - 9omi2Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name9omi2Ori
Skymap Number4560065
Henry Draper (HD) Number31421
Harvard Revised (HR) Number1580
SAO Number94218
Durchmusterung (DM) NumberBD+13 740
Washington Double Stars (WDS) Number
04564+1331
Positional Data
Position and Proper Motion (PPM) Number120410
Right Ascension (RA) J20004h 56m 22.274s
Declination (Dec) J2000+13° 30' 52.077"
Position Uncertainty0.0165s
Proper Motion in RA (J2000)/cos(Dec)-0.00533
Proper Motion in Dec (J2000)-0.046066
Radial Velocity+000.8km s-1
Trigonometric Parallax+0.01926s
Trigonometric Parallax Uncertainty0.00105s
GCI Unit Vector in X (J2000)0.266491
GCI Unit Vector in Y (J2000)0.935078
GCI Unit Vector in Z (J2000)0.233691
Galactic Longitude186.63°
Galactic Latitude
-18.05°
Observational Data
Observed Visual Magnitude (V)4.08
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.24
Observed B-V Colour+1.163
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.3
Observed Photographic Magnitude5.5
Morgan Keenan (MK) Spectral TypeK2-IIIFe-1
One-Dimensional Spectral ClassK0
Position Angle51
Year of Observation1962. 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