Astronomy
Constellations - Taurus - 101 Tau

 
Identification Data
Common Name
ConstellationTaurus
Star Name101 Tau
Skymap Number4590100
Henry Draper (HD) Number31845
Harvard Revised (HR) Number
SAO Number94248
Durchmusterung (DM) NumberBD+15 713
Washington Double Stars (WDS) Number
04597+1555
Positional Data
Position and Proper Motion (PPM) Number120477
Right Ascension (RA) J20004h 59m 44.323s
Declination (Dec) J2000+15° 55' 0.243"
Position Uncertainty0.0079s
Proper Motion in RA (J2000)/cos(Dec)+0.00605
Proper Motion in Dec (J2000)-0.029266
Radial Velocity+044.1km s-1
Trigonometric Parallax+0.02309s
Trigonometric Parallax Uncertainty0.00083s
GCI Unit Vector in X (J2000)0.249955
GCI Unit Vector in Y (J2000)0.928609
GCI Unit Vector in Z (J2000)0.274240
Galactic Longitude185.06°
Galactic Latitude
-16.01°
Observational Data
Observed Visual Magnitude (V)6.75
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude7.21
Observed B-V Colour+0.463
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.7
Observed Photographic Magnitude6.9
Morgan Keenan (MK) Spectral TypeF5V
One-Dimensional Spectral ClassF5
Position Angle146
Year of Observation1910. 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