Astronomy
Constellations - Scorpius - kap Sco

 
Identification Data
Common Name
ConstellationScorpius
Star Namekap Sco
Skymap Number17420107
Henry Draper (HD) Number160578
Harvard Revised (HR) Number6580
SAO Number209163
Durchmusterung (DM) NumberCD-3812137
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number296701
Right Ascension (RA) J200017h 42m 29.274s
Declination (Dec) J2000-39° 1' 47.939"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)-0.00056
Proper Motion in Dec (J2000)-0.025666
Radial Velocity-014.0km s-1
Trigonometric Parallax+0.00703s
Trigonometric Parallax Uncertainty0.00073s
GCI Unit Vector in X (J2000)-0.059299
GCI Unit Vector in Y (J2000)-0.774550
GCI Unit Vector in Z (J2000)-0.629727
Galactic Longitude351.05°
Galactic Latitude
-4.72°
Observational Data
Observed Visual Magnitude (V)2.39
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude2.22
Observed B-V Colour-0.173
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude2.5
Observed Photographic Magnitude2.3
Morgan Keenan (MK) Spectral TypeB1.5III
One-Dimensional Spectral ClassB2
Position Angle
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))

 
Page compiled: Sun Sep 02 13:15:49 GMT+01:00 2001