Astronomy
Constellations - Libra - 43kap Lib

 
Identification Data
Common Name
ConstellationLibra
Star Name43kap Lib
Skymap Number15410137
Henry Draper (HD) Number139997
Harvard Revised (HR) Number5838
SAO Number159442
Durchmusterung (DM) NumberSD-19 4188
Washington Double Stars (WDS) Number
15419-1941
Positional Data
Position and Proper Motion (PPM) Number230614
Right Ascension (RA) J200015h 41m 56.798s
Declination (Dec) J2000-19° 40' 43.781"
Position Uncertainty0.0158s
Proper Motion in RA (J2000)/cos(Dec)-0.00235
Proper Motion in Dec (J2000)-0.104366
Radial Velocity-003.8km s-1
Trigonometric Parallax+0.00816s
Trigonometric Parallax Uncertainty0.00129s
GCI Unit Vector in X (J2000)-0.533506
GCI Unit Vector in Y (J2000)-0.775869
GCI Unit Vector in Z (J2000)-0.336747
Galactic Longitude348.95°
Galactic Latitude
27.58°
Observational Data
Observed Visual Magnitude (V)4.75
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.31
Observed B-V Colour+1.558
Observed B Magnitude or (B-V) Magnitude Uncertainty0.008
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.0
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM0-IIIb
One-Dimensional Spectral ClassK5
Position Angle279
Year of Observation1910. 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