Astronomy
Constellations - Virgo - 9omi Vir

 
Identification Data
Common Name
ConstellationVirgo
Star Name9omi Vir
Skymap Number12050038
Henry Draper (HD) Number104979
Harvard Revised (HR) Number4608
SAO Number119213
Durchmusterung (DM) NumberBD+09 2583
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number158495
Right Ascension (RA) J200012h 5m 12.539s
Declination (Dec) J2000+8° 43' 58.748"
Position Uncertainty0.0081s
Proper Motion in RA (J2000)/cos(Dec)-0.01486
Proper Motion in Dec (J2000)+0.057566
Radial Velocity-029.8km s-1
Trigonometric Parallax+0.01908s
Trigonometric Parallax Uncertainty0.00077s
GCI Unit Vector in X (J2000)-0.988151
GCI Unit Vector in Y (J2000)-0.022463
GCI Unit Vector in Z (J2000)0.151830
Galactic Longitude270.09°
Galactic Latitude
68.60°
Observational Data
Observed Visual Magnitude (V)4.12
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.10
Observed B-V Colour+0.977
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8IIIaCN-1Ba1CH1
One-Dimensional Spectral ClassG5
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 13:15:52 GMT+01:00 2001