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Astronomy
Constellations - Draco - 9 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name9 Dra
Skymap Number12590142
Henry Draper (HD) Number113092
Harvard Revised (HR) Number4928
SAO Number15960
Durchmusterung (DM) NumberBD+67 773
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number18451
Right Ascension (RA) J200012h 59m 55.070s
Declination (Dec) J2000+66° 35' 50.179"
Position Uncertainty0.0058s
Proper Motion in RA (J2000)/cos(Dec)-0.02346
Proper Motion in Dec (J2000)-0.014666
Radial Velocity-030.4km s-1
Trigonometric Parallax+0.00565s
Trigonometric Parallax Uncertainty0.00053s
GCI Unit Vector in X (J2000)-0.383694
GCI Unit Vector in Y (J2000)-0.102663
GCI Unit Vector in Z (J2000)0.917736
Galactic Longitude121.60°
Galactic Latitude
50.51°
Observational Data
Observed Visual Magnitude (V)5.37
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.65
Observed B-V Colour+1.282
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude6.5
Morgan Keenan (MK) Spectral TypeK2III
One-Dimensional Spectral ClassK0
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 13:15:39 GMT+01:00 2001
 
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