Astronomy
Constellations - Boötes - 6 Boo

 
Identification Data
Common Name
ConstellationBoötes
Star Name6 Boo
Skymap Number13490107
Henry Draper (HD) Number120539
Harvard Revised (HR) Number5201
SAO Number83015
Durchmusterung (DM) NumberBD+21 2578
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number102876
Right Ascension (RA) J200013h 49m 42.833s
Declination (Dec) J2000+21° 15' 50.780"
Position Uncertainty0.0150s
Proper Motion in RA (J2000)/cos(Dec)+0.00151
Proper Motion in Dec (J2000)+0.017066
Radial Velocity-002.7km s-1
Trigonometric Parallax+0.00886s
Trigonometric Parallax Uncertainty0.00152s
GCI Unit Vector in X (J2000)-0.827158
GCI Unit Vector in Y (J2000)-0.429280
GCI Unit Vector in Z (J2000)0.362667
Galactic Longitude12.24°
Galactic Latitude
75.49°
Observational Data
Observed Visual Magnitude (V)4.91
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.33
Observed B-V Colour+1.417
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 Magnitude5.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK4III
One-Dimensional Spectral ClassK0
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 13:15:34 GMT+01:00 2001