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Astronomy
Constellations - Taurus - 131 Tau

 
Identification Data
Common Name
ConstellationTaurus
Star Name131 Tau
Skymap Number5470052
Henry Draper (HD) Number38545
Harvard Revised (HR) Number1989
SAO Number94855
Durchmusterung (DM) NumberBD+14 1025
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number121393
Right Ascension (RA) J20005h 47m 13.152s
Declination (Dec) J2000+14° 29' 18.012"
Position Uncertainty0.0100s
Proper Motion in RA (J2000)/cos(Dec)+0.00026
Proper Motion in Dec (J2000)-0.042367
Radial Velocity+021.0km s-1
Trigonometric Parallax+0.00772s
Trigonometric Parallax Uncertainty0.00093s
GCI Unit Vector in X (J2000)0.053965
GCI Unit Vector in Y (J2000)0.966693
GCI Unit Vector in Z (J2000)0.250183
Galactic Longitude192.60°
Galactic Latitude
-7.14°
Observational Data
Observed Visual Magnitude (V)5.73
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.80
Observed B-V Colour+0.072
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.7
Observed Photographic Magnitude5.7
Morgan Keenan (MK) Spectral TypeA3Vn
One-Dimensional Spectral ClassA2
Position Angle196
Year of Observation1988. 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 13:15:51 GMT+01:00 2001
 
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