Astronomy
Constellations - Leo - 83 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name83 Leo
Skymap Number11260117
Henry Draper (HD) Number99491
Harvard Revised (HR) Number4414
SAO Number118864
Durchmusterung (DM) NumberBD+03 2502
Washington Double Stars (WDS) Number
11268+0301
Positional Data
Position and Proper Motion (PPM) Number157865
Right Ascension (RA) J200011h 26m 45.321s
Declination (Dec) J2000+3° 0' 47.167"
Position Uncertainty0.0189s
Proper Motion in RA (J2000)/cos(Dec)-0.04849
Proper Motion in Dec (J2000)+0.181967
Radial Velocity-002.9km s-1
Trigonometric Parallax+0.05659s
Trigonometric Parallax Uncertainty0.00140s
GCI Unit Vector in X (J2000)-0.988130
GCI Unit Vector in Y (J2000)0.144349
GCI Unit Vector in Z (J2000)0.052564
Galactic Longitude259.30°
Galactic Latitude
58.52°
Observational Data
Observed Visual Magnitude (V)6.47
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.007
Observed B Magnitude7.27
Observed B-V Colour+0.800
Observed B Magnitude or (B-V) Magnitude Uncertainty0.009
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK0IV
One-Dimensional Spectral ClassK0
Position Angle150
Year of Observation1985. 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))

 
Page compiled: Sun Sep 02 13:15:44 GMT+01:00 2001