Astronomy
Constellations - Columba - lam Col

 
Identification Data
Common Name
ConstellationColumba
Star Namelam Col
Skymap Number5530022
Henry Draper (HD) Number39764
Harvard Revised (HR) Number2056
SAO Number196276
Durchmusterung (DM) NumberCD-33 2599
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number281997
Right Ascension (RA) J20005h 53m 6.881s
Declination (Dec) J2000-33° 48' 4.899"
Position Uncertainty0.0052s
Proper Motion in RA (J2000)/cos(Dec)-0.00036
Proper Motion in Dec (J2000)+0.032466
Radial Velocity+030.0km s-1
Trigonometric Parallax+0.00955s
Trigonometric Parallax Uncertainty0.00053s
GCI Unit Vector in X (J2000)0.024961
GCI Unit Vector in Y (J2000)0.830596
GCI Unit Vector in Z (J2000)-0.556315
Galactic Longitude239.36°
Galactic Latitude
-26.09°
Observational Data
Observed Visual Magnitude (V)4.87
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude4.74
Observed B-V Colour-0.135
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 Magnitude4.3
Observed Photographic Magnitude4.8
Morgan Keenan (MK) Spectral TypeB5V
One-Dimensional Spectral ClassB5
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