Astronomy
Constellations - Leo - 73 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name73 Leo
Skymap Number11150147
Henry Draper (HD) Number97907
Harvard Revised (HR) Number4365
SAO Number99525
Durchmusterung (DM) NumberBD+14 2367
Washington Double Stars (WDS) Number
11159+1318
Positional Data
Position and Proper Motion (PPM) Number128109
Right Ascension (RA) J200011h 15m 51.899s
Declination (Dec) J2000+13° 18' 27.281"
Position Uncertainty0.0100s
Proper Motion in RA (J2000)/cos(Dec)+0.00035
Proper Motion in Dec (J2000)-0.006266
Radial Velocity+018.1km s-1
Trigonometric Parallax+0.00682s
Trigonometric Parallax Uncertainty0.00081s
GCI Unit Vector in X (J2000)-0.955159
GCI Unit Vector in Y (J2000)0.186248
GCI Unit Vector in Z (J2000)0.230178
Galactic Longitude239.95°
Galactic Latitude
63.74°
Observational Data
Observed Visual Magnitude (V)5.31
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.50
Observed B-V Colour+1.191
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude6.5
Morgan Keenan (MK) Spectral TypeK3III
One-Dimensional Spectral ClassK0
Position Angle76
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