Astronomy
Constellations - Libra - 26 Lib

 
Identification Data
Common Name
ConstellationLibra
Star Name26 Lib
Skymap Number15140103
Henry Draper (HD) Number135230
Harvard Revised (HR) Number5662
SAO Number159122
Durchmusterung (DM) NumberSD-17 4285
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number229954
Right Ascension (RA) J200015h 14m 33.758s
Declination (Dec) J2000-17° 46' 6.860"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)-0.00102
Proper Motion in Dec (J2000)-0.015966
Radial Velocity-025.9km s-1
Trigonometric Parallax+0.00254s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)-0.629258
GCI Unit Vector in Y (J2000)-0.714775
GCI Unit Vector in Z (J2000)-0.305173
Galactic Longitude344.69°
Galactic Latitude
33.26°
Observational Data
Observed Visual Magnitude (V)6.19
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.17
Observed B-V Colour-0.021
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.6
Observed Photographic Magnitude6.3
Morgan Keenan (MK) Spectral TypeB9.5III
One-Dimensional Spectral ClassB9
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