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Astronomy
Constellations - Ursa Major - 44 UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name44 UMa
Skymap Number10530097
Henry Draper (HD) Number94247
Harvard Revised (HR) Number4246
SAO Number27815
Durchmusterung (DM) NumberBD+55 1418
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number32845
Right Ascension (RA) J200010h 53m 34.451s
Declination (Dec) J2000+54° 35' 6.462"
Position Uncertainty0.0060s
Proper Motion in RA (J2000)/cos(Dec)-0.00769
Proper Motion in Dec (J2000)-0.009866
Radial Velocity+001.2km s-1
Trigonometric Parallax+0.00482s
Trigonometric Parallax Uncertainty0.00062s
GCI Unit Vector in X (J2000)-0.555322
GCI Unit Vector in Y (J2000)0.165617
GCI Unit Vector in Z (J2000)0.814977
Galactic Longitude152.85°
Galactic Latitude
55.15°
Observational Data
Observed Visual Magnitude (V)5.12
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude6.46
Observed B-V Colour+1.336
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 Magnitude5.4
Observed Photographic Magnitude6.4
Morgan Keenan (MK) Spectral TypeK3III
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))

 
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Page compiled: Sun Sep 02 13:15:52 GMT+01:00 2001
 
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