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Astronomy
Constellations - Ursa Major - 61 UMa

 
Identification Data
Common Name
ConstellationUrsa Major
Star Name61 UMa
Skymap Number11410009
Henry Draper (HD) Number101501
Harvard Revised (HR) Number4496
SAO Number62655
Durchmusterung (DM) NumberBD+35 2270
Washington Double Stars (WDS) Number
11411+3412
Positional Data
Position and Proper Motion (PPM) Number76016
Right Ascension (RA) J200011h 41m 3.015s
Declination (Dec) J2000+34° 12' 5.888"
Position Uncertainty0.0078s
Proper Motion in RA (J2000)/cos(Dec)-0.00112
Proper Motion in Dec (J2000)-0.380566
Radial Velocity-005.1km s-1
Trigonometric Parallax+0.10481s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)-0.824239
GCI Unit Vector in Y (J2000)0.068307
GCI Unit Vector in Z (J2000)0.562107
Galactic Longitude183.54°
Galactic Latitude
73.32°
Observational Data
Observed Visual Magnitude (V)5.31
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.05
Observed B-V Colour+0.738
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 Magnitude5.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8V
One-Dimensional Spectral ClassG5
Position Angle98
Year of Observation1925. 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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