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Astronomy
Constellations - Ursa Major - 49 UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name49 UMa
Skymap Number11000146
Henry Draper (HD) Number95310
Harvard Revised (HR) Number4288
SAO Number62354
Durchmusterung (DM) NumberBD+39 2400
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number75613
Right Ascension (RA) J200011h 0m 50.419s
Declination (Dec) J2000+39° 12' 43.532"
Position Uncertainty0.0072s
Proper Motion in RA (J2000)/cos(Dec)-0.00696
Proper Motion in Dec (J2000)-0.016366
Radial Velocity+003.3km s-1
Trigonometric Parallax+0.00809s
Trigonometric Parallax Uncertainty0.00066s
GCI Unit Vector in X (J2000)-0.749140
GCI Unit Vector in Y (J2000)0.197790
GCI Unit Vector in Z (J2000)0.632193
Galactic Longitude178.16°
Galactic Latitude
64.04°
Observational Data
Observed Visual Magnitude (V)5.07
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.32
Observed B-V Colour+0.245
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 Magnitude5.1
Observed Photographic Magnitude5.4
Morgan Keenan (MK) Spectral TypeF0Vs
One-Dimensional Spectral ClassF0
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 13:15:52 GMT+01:00 2001
 
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