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Astronomy
Constellations - Draco - 66 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name66 Dra
Skymap Number20050134
Henry Draper (HD) Number191277
Harvard Revised (HR) Number7701
SAO Number18700
Durchmusterung (DM) NumberBD+61 1970
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number21971
Right Ascension (RA) J200020h 5m 32.879s
Declination (Dec) J2000+61° 59' 43.511"
Position Uncertainty0.0055s
Proper Motion in RA (J2000)/cos(Dec)+0.01758
Proper Motion in Dec (J2000)+0.070666
Radial Velocity+005.5km s-1
Trigonometric Parallax+0.01878s
Trigonometric Parallax Uncertainty0.00044s
GCI Unit Vector in X (J2000)0.244545
GCI Unit Vector in Y (J2000)-0.400834
GCI Unit Vector in Z (J2000)0.882910
Galactic Longitude95.39°
Galactic Latitude
15.65°
Observational Data
Observed Visual Magnitude (V)5.41
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.60
Observed B-V Colour+1.193
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 Magnitude5.6
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK3III
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 13:15:40 GMT+01:00 2001
 
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