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Astronomy
Constellations - Virgo - 90 Vir

 
Identification Data
Common Name
ConstellationVirgo
Star Name90 Vir
Skymap Number13540120
Henry Draper (HD) Number121299
Harvard Revised (HR) Number5232
SAO Number139613
Durchmusterung (DM) NumberBD-00 2758
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number179180
Right Ascension (RA) J200013h 54m 42.146s
Declination (Dec) J2000-1° 30' 11.249"
Position Uncertainty0.0093s
Proper Motion in RA (J2000)/cos(Dec)-0.00567
Proper Motion in Dec (J2000)-0.021966
Radial Velocity-006.9km s-1
Trigonometric Parallax+0.01284s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)-0.877049
GCI Unit Vector in Y (J2000)-0.479685
GCI Unit Vector in Z (J2000)-0.026231
Galactic Longitude333.48°
Galactic Latitude
57.57°
Observational Data
Observed Visual Magnitude (V)5.16
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.25
Observed B-V Colour+1.090
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 Magnitude5.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK2III
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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