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Astronomy
Constellations - Orion - 17rho Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name17rho Ori
Skymap Number5130044
Henry Draper (HD) Number33856
Harvard Revised (HR) Number1698
SAO Number112528
Durchmusterung (DM) NumberBD+02 888
Washington Double Stars (WDS) Number
05133+0252
Positional Data
Position and Proper Motion (PPM) Number148614
Right Ascension (RA) J20005h 13m 17.481s
Declination (Dec) J2000+2° 51' 40.556"
Position Uncertainty0.0110s
Proper Motion in RA (J2000)/cos(Dec)+0.00020
Proper Motion in Dec (J2000)+0.004967
Radial Velocity+041.0km s-1
Trigonometric Parallax+0.00949s
Trigonometric Parallax Uncertainty0.00082s
GCI Unit Vector in X (J2000)0.202145
GCI Unit Vector in Y (J2000)0.978083
GCI Unit Vector in Z (J2000)0.049918
Galactic Longitude198.52°
Galactic Latitude
-20.27°
Observational Data
Observed Visual Magnitude (V)4.48
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.70
Observed B-V Colour+1.215
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 Magnitude4.6
Observed Photographic Magnitude5.8
Morgan Keenan (MK) Spectral TypeK1IIICN0.5
One-Dimensional Spectral ClassK0
Position Angle64
Year of Observation1987. 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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