Astronomy
Constellations - Columba - omi Col

 
Identification Data
Common Name
ConstellationColumba
Star Nameomi Col
Skymap Number5170078
Henry Draper (HD) Number34642
Harvard Revised (HR) Number1743
SAO Number195721
Durchmusterung (DM) NumberCD-35 2214
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number281278
Right Ascension (RA) J20005h 17m 29.090s
Declination (Dec) J2000-34° 53' 42.747"
Position Uncertainty0.0060s
Proper Motion in RA (J2000)/cos(Dec)+0.00762
Proper Motion in Dec (J2000)-0.336566
Radial Velocity+021.1km s-1
Trigonometric Parallax+0.02963s
Trigonometric Parallax Uncertainty0.00054s
GCI Unit Vector in X (J2000)0.151282
GCI Unit Vector in Y (J2000)0.806127
GCI Unit Vector in Z (J2000)-0.572077
Galactic Longitude238.51°
Galactic Latitude
-33.49°
Observational Data
Observed Visual Magnitude (V)4.82
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.81
Observed B-V Colour+0.988
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 Magnitude4.9
Observed Photographic Magnitude5.9
Morgan Keenan (MK) Spectral TypeK0IV
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))

 
Page compiled: Sun Sep 02 13:15:38 GMT+01:00 2001