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Astronomy
Constellations - Corona Borealis - 19xi CrB

 
Identification Data
Common Name
ConstellationCorona Borealis
Star Name19xi CrB
Skymap Number16220014
Henry Draper (HD) Number147677
Harvard Revised (HR) Number6103
SAO Number65254
Durchmusterung (DM) NumberBD+31 2845
Washington Double Stars (WDS) Number
16221+3054
Positional Data
Position and Proper Motion (PPM) Number79251
Right Ascension (RA) J200016h 22m 5.824s
Declination (Dec) J2000+30° 53' 31.185"
Position Uncertainty0.0064s
Proper Motion in RA (J2000)/cos(Dec)-0.00756
Proper Motion in Dec (J2000)+0.107766
Radial Velocity-029.1km s-1
Trigonometric Parallax+0.01776s
Trigonometric Parallax Uncertainty0.00063s
GCI Unit Vector in X (J2000)-0.355533
GCI Unit Vector in Y (J2000)-0.781022
GCI Unit Vector in Z (J2000)0.513421
Galactic Longitude50.77°
Galactic Latitude
44.21°
Observational Data
Observed Visual Magnitude (V)4.85
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.83
Observed B-V Colour+0.979
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 Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG9IIIFe-0.5
One-Dimensional Spectral ClassK0
Position Angle93
Year of Observation1986. 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 13:15:38 GMT+01:00 2001
 
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