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Astronomy
Constellations - Saggitarius - 9 Sgr

 
Identification Data
Common Name
ConstellationSaggitarius
Star Name9 Sgr
Skymap Number18030174
Henry Draper (HD) Number164794
Harvard Revised (HR) Number6736
SAO Number186204
Durchmusterung (DM) NumberCD-2413814
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number267779
Right Ascension (RA) J200018h 3m 52.444s
Declination (Dec) J2000-24° 21' 38.628"
Position Uncertainty0.0123s
Proper Motion in RA (J2000)/cos(Dec)+0.00005
Proper Motion in Dec (J2000)-0.001766
Radial Velocity+010.7km s-1
Trigonometric Parallax+0.00066s
Trigonometric Parallax Uncertainty0.00101s
GCI Unit Vector in X (J2000)0.015398
GCI Unit Vector in Y (J2000)-0.910836
GCI Unit Vector in Z (J2000)-0.412480
Galactic Longitude6.01°
Galactic Latitude
-1.20°
Observational Data
Observed Visual Magnitude (V)5.89
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.001
Observed B Magnitude
Observed B-V Colour+0.031
Observed B Magnitude or (B-V) Magnitude Uncertainty0.031
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeO4V((f))
One-Dimensional Spectral ClassO0
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 13:15:50 GMT+01:00 2001
 
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