Astronomy
Constellations - Leo - 80 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name80 Leo
Skymap Number11250145
Henry Draper (HD) Number99329
Harvard Revised (HR) Number4410
SAO Number118851
Durchmusterung (DM) NumberBD+04 2463
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number157849
Right Ascension (RA) J200011h 25m 50.054s
Declination (Dec) J2000+3° 51' 36.395"
Position Uncertainty0.0102s
Proper Motion in RA (J2000)/cos(Dec)-0.00555
Proper Motion in Dec (J2000)-0.034766
Radial Velocity-003.0km s-1
Trigonometric Parallax+0.01628s
Trigonometric Parallax Uncertainty0.00085s
GCI Unit Vector in X (J2000)-0.986665
GCI Unit Vector in Y (J2000)0.148188
GCI Unit Vector in Z (J2000)0.067321
Galactic Longitude257.92°
Galactic Latitude
59.03°
Observational Data
Observed Visual Magnitude (V)6.35
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.69
Observed B-V Colour+0.340
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 Magnitude6.5
Morgan Keenan (MK) Spectral TypeF3IV
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))

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