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Astronomy
Constellations - Taurus - 9 Tau

 
Identification Data
Common Name
ConstellationTaurus
Star Name9 Tau
Skymap Number3360121
Henry Draper (HD) Number22374
Harvard Revised (HR) Number
SAO Number76029
Durchmusterung (DM) NumberBD+22 518
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number92667
Right Ascension (RA) J20003h 36m 58.024s
Declination (Dec) J2000+23° 12' 39.849"
Position Uncertainty0.0113s
Proper Motion in RA (J2000)/cos(Dec)-0.00112
Proper Motion in Dec (J2000)-0.018466
Radial Velocity-006.5km s-1
Trigonometric Parallax+0.00746s
Trigonometric Parallax Uncertainty0.00096s
GCI Unit Vector in X (J2000)0.537067
GCI Unit Vector in Y (J2000)0.745807
GCI Unit Vector in Z (J2000)0.394119
Galactic Longitude165.35°
Galactic Latitude
-25.72°
Observational Data
Observed Visual Magnitude (V)6.72
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.007
Observed B Magnitude6.84
Observed B-V Colour+0.119
Observed B Magnitude or (B-V) Magnitude Uncertainty0.008
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.7
Observed Photographic Magnitude6.7
Morgan Keenan (MK) Spectral TypeB9/A2p
One-Dimensional Spectral ClassA0
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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