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Astronomy
Constellations - Boötes - 51mu 1Boo (Alkalurops)

 
Identification Data
Common NameAlkalurops
ConstellationBoötes
Star Name51mu 1Boo
Skymap Number15240088
Henry Draper (HD) Number137391
Harvard Revised (HR) Number5733
SAO Number64686
Durchmusterung (DM) NumberBD+37 2636
Washington Double Stars (WDS) Number
15245+3723
Positional Data
Position and Proper Motion (PPM) Number78563
Right Ascension (RA) J200015h 24m 29.427s
Declination (Dec) J2000+37° 22' 37.800"
Position Uncertainty0.0124s
Proper Motion in RA (J2000)/cos(Dec)-0.01239
Proper Motion in Dec (J2000)+0.084766
Radial Velocity-012.1km s-1
Trigonometric Parallax+0.02696s
Trigonometric Parallax Uncertainty0.00065s
GCI Unit Vector in X (J2000)-0.498771
GCI Unit Vector in Y (J2000)-0.618633
GCI Unit Vector in Z (J2000)0.607059
Galactic Longitude60.39°
Galactic Latitude
56.31°
Observational Data
Observed Visual Magnitude (V)4.30
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.62
Observed B-V Colour+0.319
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF2IVa
One-Dimensional Spectral ClassF0
Position Angle280
Year of Observation1993. 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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