Astronomy
Constellations - Canes - 4 CVn

 
Identification Data
Common Name
ConstellationCanes
Star Name4 CVn
Skymap Number12230106
Henry Draper (HD) Number107904
Harvard Revised (HR) Number4715
SAO Number44155
Durchmusterung (DM) NumberBD+43 2218
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number52962
Right Ascension (RA) J200012h 23m 47.012s
Declination (Dec) J2000+42° 32' 33.877"
Position Uncertainty0.0067s
Proper Motion in RA (J2000)/cos(Dec)-0.00725
Proper Motion in Dec (J2000)+0.014466
Radial Velocity-000.3km s-1
Trigonometric Parallax+0.00975s
Trigonometric Parallax Uncertainty0.00069s
GCI Unit Vector in X (J2000)-0.732809
GCI Unit Vector in Y (J2000)-0.076322
GCI Unit Vector in Z (J2000)0.676140
Galactic Longitude141.21°
Galactic Latitude
73.59°
Observational Data
Observed Visual Magnitude (V)6.03
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.39
Observed B-V Colour+0.362
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 Magnitude6.0
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF3III-IV
One-Dimensional Spectral ClassF0
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