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Astronomy
Constellations - Draco - 3 Dra

 
Identification Data
Common Name
ConstellationDraco
Star Name3 Dra
Skymap Number11420061
Henry Draper (HD) Number101673
Harvard Revised (HR) Number4504
SAO Number15606
Durchmusterung (DM) NumberBD+67 714
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number17979
Right Ascension (RA) J200011h 42m 28.361s
Declination (Dec) J2000+66° 44' 41.662"
Position Uncertainty0.0063s
Proper Motion in RA (J2000)/cos(Dec)-0.00760
Proper Motion in Dec (J2000)+0.040266
Radial Velocity+003.4km s-1
Trigonometric Parallax+0.00507s
Trigonometric Parallax Uncertainty0.00058s
GCI Unit Vector in X (J2000)-0.393671
GCI Unit Vector in Y (J2000)0.030166
GCI Unit Vector in Z (J2000)0.918756
Galactic Longitude133.20°
Galactic Latitude
48.99°
Observational Data
Observed Visual Magnitude (V)5.31
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.57
Observed B-V Colour+1.265
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
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 13:15:39 GMT+01:00 2001
 
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