Astronomy
Constellations - Libra - 15xi 2Lib

 
Identification Data
Common Name
ConstellationLibra
Star Name15xi 2Lib
Skymap Number14560114
Henry Draper (HD) Number131918
Harvard Revised (HR) Number5564
SAO Number158915
Durchmusterung (DM) NumberSD-10 3989
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number229522
Right Ascension (RA) J200014h 56m 46.111s
Declination (Dec) J2000-11° 24' 34.922"
Position Uncertainty0.0106s
Proper Motion in RA (J2000)/cos(Dec)+0.00054
Proper Motion in Dec (J2000)+0.011266
Radial Velocity+014.6km s-1
Trigonometric Parallax+0.00606s
Trigonometric Parallax Uncertainty0.00079s
GCI Unit Vector in X (J2000)-0.702837
GCI Unit Vector in Y (J2000)-0.683291
GCI Unit Vector in Z (J2000)-0.197823
Galactic Longitude345.36°
Galactic Latitude
40.92°
Observational Data
Observed Visual Magnitude (V)5.46
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.94
Observed B-V Colour+1.475
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 Magnitude5.6
Observed Photographic Magnitude6.6
Morgan Keenan (MK) Spectral TypeK4III
One-Dimensional Spectral ClassK0
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