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Astronomy
Constellations - Libra - 27bet Lib (Zuben Elschemali)

 
Identification Data
Common NameZuben Elschemali
ConstellationLibra
Star Name27bet Lib
Skymap Number15170002
Henry Draper (HD) Number135742
Harvard Revised (HR) Number5685
SAO Number140430
Durchmusterung (DM) NumberSD-08 3935
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number198424
Right Ascension (RA) J200015h 17m 0.414s
Declination (Dec) J2000-9° 22' 58.503"
Position Uncertainty0.0098s
Proper Motion in RA (J2000)/cos(Dec)-0.00651
Proper Motion in Dec (J2000)-0.020866
Radial Velocity-035.2km s-1
Trigonometric Parallax+0.02038s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)-0.644004
GCI Unit Vector in Y (J2000)-0.747449
GCI Unit Vector in Z (J2000)-0.163032
Galactic Longitude352.03°
Galactic Latitude
39.23°
Observational Data
Observed Visual Magnitude (V)2.61
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude2.54
Observed B-V Colour-0.074
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude2.7
Observed Photographic Magnitude2.7
Morgan Keenan (MK) Spectral TypeB8V
One-Dimensional Spectral ClassB8
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))

 
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Page compiled: Sun Sep 02 13:15:44 GMT+01:00 2001
 
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