Astronomy
Constellations - Leo - 17eps Leo (Ras Elased Australis)

 
Identification Data
Common NameRas Elased Australis
ConstellationLeo
Star Name17eps Leo
Skymap Number9450140
Henry Draper (HD) Number84441
Harvard Revised (HR) Number3873
SAO Number81004
Durchmusterung (DM) NumberBD+24 2129
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number99836
Right Ascension (RA) J20009h 45m 51.073s
Declination (Dec) J2000+23° 46' 27.317"
Position Uncertainty0.0084s
Proper Motion in RA (J2000)/cos(Dec)-0.00336
Proper Motion in Dec (J2000)-0.009666
Radial Velocity+004.8km s-1
Trigonometric Parallax+0.01301s
Trigonometric Parallax Uncertainty0.00088s
GCI Unit Vector in X (J2000)-0.762795
GCI Unit Vector in Y (J2000)0.505595
GCI Unit Vector in Z (J2000)0.403134
Galactic Longitude206.83°
Galactic Latitude
48.21°
Observational Data
Observed Visual Magnitude (V)2.97
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude3.78
Observed B-V Colour+0.808
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG1II
One-Dimensional Spectral ClassG0
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 13:15:43 GMT+01:00 2001