Astronomy
Constellations - Canis Major - 15 CMa

 
Identification Data
Common Name
ConstellationCanis Major
Star Name15 CMa
Skymap Number6530145
Henry Draper (HD) Number50707
Harvard Revised (HR) Number2571
SAO Number172520
Durchmusterung (DM) NumberSD-20 1616
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number251197
Right Ascension (RA) J20006h 53m 32.907s
Declination (Dec) J2000-20° 13' 27.314"
Position Uncertainty0.0062s
Proper Motion in RA (J2000)/cos(Dec)-0.00037
Proper Motion in Dec (J2000)+0.004166
Radial Velocity+028.0km s-1
Trigonometric Parallax+0.00202s
Trigonometric Parallax Uncertainty0.00070s
GCI Unit Vector in X (J2000)-0.217255
GCI Unit Vector in Y (J2000)0.912850
GCI Unit Vector in Z (J2000)-0.345695
Galactic Longitude231.31°
Galactic Latitude
-8.62°
Observational Data
Observed Visual Magnitude (V)4.82
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.61
Observed B-V Colour-0.208
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.7
Observed Photographic Magnitude4.4
Morgan Keenan (MK) Spectral TypeB1IV
One-Dimensional Spectral ClassB1
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 13:15:35 GMT+01:00 2001