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Astronomy
Constellations - Orion - 74 Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name74 Ori
Skymap Number6160119
Henry Draper (HD) Number43386
Harvard Revised (HR) Number2241
SAO Number95476
Durchmusterung (DM) NumberBD+12 1084
Washington Double Stars (WDS) Number
06164+1216
Positional Data
Position and Proper Motion (PPM) Number122206
Right Ascension (RA) J20006h 16m 26.619s
Declination (Dec) J2000+12° 16' 19.787"
Position Uncertainty0.0121s
Proper Motion in RA (J2000)/cos(Dec)+0.00567
Proper Motion in Dec (J2000)+0.186366
Radial Velocity+008.7km s-1
Trigonometric Parallax+0.05100s
Trigonometric Parallax Uncertainty0.00090s
GCI Unit Vector in X (J2000)-0.070049
GCI Unit Vector in Y (J2000)0.974635
GCI Unit Vector in Z (J2000)0.212556
Galactic Longitude198.04°
Galactic Latitude
-2.03°
Observational Data
Observed Visual Magnitude (V)5.04
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.47
Observed B-V Colour+0.430
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF5IV-V
One-Dimensional Spectral ClassF5
Position Angle171
Year of Observation1989. 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))

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