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Astronomy
Constellations - Ursa Major - 8rho UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name8rho UMa
Skymap Number9020071
Henry Draper (HD) Number76827
Harvard Revised (HR) Number3576
SAO Number14742
Durchmusterung (DM) NumberBD+68 551
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number16874
Right Ascension (RA) J20009h 2m 32.692s
Declination (Dec) J2000+67° 37' 46.628"
Position Uncertainty0.0058s
Proper Motion in RA (J2000)/cos(Dec)-0.00387
Proper Motion in Dec (J2000)+0.018266
Radial Velocity+004.6km s-1
Trigonometric Parallax+0.01135s
Trigonometric Parallax Uncertainty0.00062s
GCI Unit Vector in X (J2000)-0.272091
GCI Unit Vector in Y (J2000)0.266115
GCI Unit Vector in Z (J2000)0.924743
Galactic Longitude146.63°
Galactic Latitude
37.23°
Observational Data
Observed Visual Magnitude (V)4.77
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.28
Observed B-V Colour+1.515
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 Magnitude5.0
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM3IIIbCa1
One-Dimensional Spectral ClassM0
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))

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