Astronomy
Constellations - Taurus - 91sig1Tau

 
Identification Data
Common Name
ConstellationTaurus
Star Name91sig1Tau
Skymap Number4390027
Henry Draper (HD) Number29479
Harvard Revised (HR) Number1478
SAO Number94051
Durchmusterung (DM) NumberBD+15 665
Washington Double Stars (WDS) Number
04393+1555
Positional Data
Position and Proper Motion (PPM) Number120110
Right Ascension (RA) J20004h 39m 9.216s
Declination (Dec) J2000+15° 47' 59.444"
Position Uncertainty0.0408s
Proper Motion in RA (J2000)/cos(Dec)+0.00225
Proper Motion in Dec (J2000)-0.077766
Radial Velocity+018.8km s-1
Trigonometric Parallax+0.02149s
Trigonometric Parallax Uncertainty0.00096s
GCI Unit Vector in X (J2000)0.332435
GCI Unit Vector in Y (J2000)0.902968
GCI Unit Vector in Z (J2000)0.272278
Galactic Longitude182.08°
Galactic Latitude
-20.07°
Observational Data
Observed Visual Magnitude (V)5.09
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.23
Observed B-V Colour+0.138
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 Magnitude5.2
Observed Photographic Magnitude5.3
Morgan Keenan (MK) Spectral TypeA4m
One-Dimensional Spectral ClassA2
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))

 
Page compiled: Sun Sep 02 13:15:51 GMT+01:00 2001