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Astronomy
Constellations - Canes - 20 CVn

 
Identification Data
Common Name
ConstellationCanes
Star Name20 CVn
Skymap Number13170073
Henry Draper (HD) Number115604
Harvard Revised (HR) Number5017
SAO Number44549
Durchmusterung (DM) NumberBD+41 2380
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number53473
Right Ascension (RA) J200013h 17m 32.540s
Declination (Dec) J2000+40° 34' 21.387"
Position Uncertainty0.0054s
Proper Motion in RA (J2000)/cos(Dec)-0.01103
Proper Motion in Dec (J2000)+0.018566
Radial Velocity+006.6km s-1
Trigonometric Parallax+0.01139s
Trigonometric Parallax Uncertainty0.00069s
GCI Unit Vector in X (J2000)-0.716519
GCI Unit Vector in Y (J2000)-0.252123
GCI Unit Vector in Z (J2000)0.650411
Galactic Longitude102.71°
Galactic Latitude
75.52°
Observational Data
Observed Visual Magnitude (V)4.71
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.001
Observed B Magnitude5.04
Observed B-V Colour+0.328
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF3III
One-Dimensional Spectral ClassF0
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))

 
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Page compiled: Sun Sep 02 13:15:35 GMT+01:00 2001
 
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