Astronomy
Constellations - Canis Major - 18mu CMa

 
Identification Data
Common Name
ConstellationCanis Major
Star Name18mu CMa
Skymap Number6560024
Henry Draper (HD) Number51250
Harvard Revised (HR) Number2593
SAO Number152123
Durchmusterung (DM) NumberSD-13 1741
Washington Double Stars (WDS) Number
06561-1403
Positional Data
Position and Proper Motion (PPM) Number217894
Right Ascension (RA) J20006h 56m 6.645s
Declination (Dec) J2000-14° 2' 36.347"
Position Uncertainty0.0120s
Proper Motion in RA (J2000)/cos(Dec)-0.00012
Proper Motion in Dec (J2000)+0.006967
Radial Velocity+019.6km s-1
Trigonometric Parallax+0.00359s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)-0.235146
GCI Unit Vector in Y (J2000)0.941182
GCI Unit Vector in Z (J2000)-0.242657
Galactic Longitude226.00°
Galactic Latitude
-5.34°
Observational Data
Observed Visual Magnitude (V)4.97
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.022
Observed B Magnitude6.16
Observed B-V Colour+1.19
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.2
Observed Photographic Magnitude6.0
Morgan Keenan (MK) Spectral TypeG5III+A2
One-Dimensional Spectral ClassG5
Position Angle342
Year of Observation1980. 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 13:15:35 GMT+01:00 2001