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Astronomy
Constellations - Boötes - 25rho Boo

 
Identification Data
Common Name
ConstellationBoötes
Star Name25rho Boo
Skymap Number14310131
Henry Draper (HD) Number127665
Harvard Revised (HR) Number5429
SAO Number64202
Durchmusterung (DM) NumberBD+31 2628
Washington Double Stars (WDS) Number
14318+3022
Positional Data
Position and Proper Motion (PPM) Number77975
Right Ascension (RA) J200014h 31m 49.789s
Declination (Dec) J2000+30° 22' 17.174"
Position Uncertainty0.0095s
Proper Motion in RA (J2000)/cos(Dec)-0.00776
Proper Motion in Dec (J2000)+0.120266
Radial Velocity-013.7km s-1
Trigonometric Parallax+0.02192s
Trigonometric Parallax Uncertainty0.00081s
GCI Unit Vector in X (J2000)-0.680263
GCI Unit Vector in Y (J2000)-0.530667
GCI Unit Vector in Z (J2000)0.505604
Galactic Longitude47.28°
Galactic Latitude
67.80°
Observational Data
Observed Visual Magnitude (V)3.57
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.87
Observed B-V Colour+1.300
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.8
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK3-III
One-Dimensional Spectral ClassK0
Position Angle339
Year of Observation1953. 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 13:15:34 GMT+01:00 2001
 
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