Astronomy
Constellations - Taurus - 51 Tau

 
Identification Data
Common Name
ConstellationTaurus
Star Name51 Tau
Skymap Number4180064
Henry Draper (HD) Number27176
Harvard Revised (HR) Number1331
SAO Number76541
Durchmusterung (DM) NumberBD+21 618
Washington Double Stars (WDS) Number
04184+2135
Positional Data
Position and Proper Motion (PPM) Number93405
Right Ascension (RA) J20004h 18m 23.202s
Declination (Dec) J2000+21° 34' 45.469"
Position Uncertainty0.0320s
Proper Motion in RA (J2000)/cos(Dec)+0.00691
Proper Motion in Dec (J2000)-0.033966
Radial Velocity+035.4km s-1
Trigonometric Parallax+0.01825s
Trigonometric Parallax Uncertainty0.00082s
GCI Unit Vector in X (J2000)0.398920
GCI Unit Vector in Y (J2000)0.839997
GCI Unit Vector in Z (J2000)0.367789
Galactic Longitude174.00°
Galactic Latitude
-20.17°
Observational Data
Observed Visual Magnitude (V)5.64
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.93
Observed B-V Colour+0.289
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 Magnitude5.6
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF0V
One-Dimensional Spectral ClassA5
Position Angle62
Year of Observation1918. 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))

 
Page compiled: Sun Sep 02 13:15:50 GMT+01:00 2001