Astronomy
Constellations - Leo - 64 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name64 Leo
Skymap Number11070113
Henry Draper (HD) Number96528
Harvard Revised (HR) Number4322
SAO Number81681
Durchmusterung (DM) NumberBD+24 2318
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number100914
Right Ascension (RA) J200011h 7m 39.705s
Declination (Dec) J2000+23° 19' 25.544"
Position Uncertainty0.0109s
Proper Motion in RA (J2000)/cos(Dec)-0.00125
Proper Motion in Dec (J2000)+0.009866
Radial Velocity-001.9km s-1
Trigonometric Parallax+0.01323s
Trigonometric Parallax Uncertainty0.00093s
GCI Unit Vector in X (J2000)-0.894441
GCI Unit Vector in Y (J2000)0.207889
GCI Unit Vector in Z (J2000)0.395926
Galactic Longitude216.39°
Galactic Latitude
66.27°
Observational Data
Observed Visual Magnitude (V)6.48
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.66
Observed B-V Colour+0.176
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.4
Observed Photographic Magnitude6.4
Morgan Keenan (MK) Spectral TypeA5m
One-Dimensional Spectral ClassA2
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))

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