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Astronomy
Constellations - Ara - kap Ara

 
Identification Data
Common Name
ConstellationAra
Star Namekap Ara
Skymap Number17250170
Henry Draper (HD) Number157457
Harvard Revised (HR) Number6468
SAO Number244734
Durchmusterung (DM) NumberCD-5011269
Washington Double Stars (WDS) Number
17260-5038
Positional Data
Position and Proper Motion (PPM) Number345998
Right Ascension (RA) J200017h 26m 0.043s
Declination (Dec) J2000-50° 38' 0.635"
Position Uncertainty0.0092s
Proper Motion in RA (J2000)/cos(Dec)+0.00166
Proper Motion in Dec (J2000)+0.009266
Radial Velocity+017.4km s-1
Trigonometric Parallax+0.00819s
Trigonometric Parallax Uncertainty0.00088s
GCI Unit Vector in X (J2000)-0.093750
GCI Unit Vector in Y (J2000)-0.627312
GCI Unit Vector in Z (J2000)-0.773105
Galactic Longitude339.61°
Galactic Latitude
-8.45°
Observational Data
Observed Visual Magnitude (V)5.20
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.24
Observed B-V Colour+1.042
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 Magnitude
Morgan Keenan (MK) Spectral TypeG8III
One-Dimensional Spectral ClassK0
Position Angle180
Year of Observation 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 13:15:33 GMT+01:00 2001
 
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