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Astronomy
Constellations - Virgo - 89 Vir

 
Identification Data
Common Name
ConstellationVirgo
Star Name89 Vir
Skymap Number13490132
Henry Draper (HD) Number120452
Harvard Revised (HR) Number5196
SAO Number158186
Durchmusterung (DM) NumberSD-17 3937
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number227897
Right Ascension (RA) J200013h 49m 52.283s
Declination (Dec) J2000-18° 8' 3.004"
Position Uncertainty0.0089s
Proper Motion in RA (J2000)/cos(Dec)-0.00697
Proper Motion in Dec (J2000)-0.037766
Radial Velocity-039.7km s-1
Trigonometric Parallax+0.01348s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)-0.843199
GCI Unit Vector in Y (J2000)-0.438341
GCI Unit Vector in Z (J2000)-0.311243
Galactic Longitude321.94°
Galactic Latitude
42.57°
Observational Data
Observed Visual Magnitude (V)4.96
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.01
Observed B-V Colour+1.051
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 Magnitude5.1
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeK0.5III
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))

 
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Page compiled: Sun Sep 02 13:15:53 GMT+01:00 2001
 
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