Astronomy
Constellations - Cassiopeia - 6 Cas

 
Identification Data
Common Name
ConstellationCassiopeia
Star Name6 Cas
Skymap Number23480133
Henry Draper (HD) Number223385
Harvard Revised (HR) Number9018
SAO Number20869
Durchmusterung (DM) NumberBD+61 2533
Washington Double Stars (WDS) Number
23488+6213
Positional Data
Position and Proper Motion (PPM) Number24748
Right Ascension (RA) J200023h 48m 50.171s
Declination (Dec) J2000+62° 12' 52.259"
Position Uncertainty0.0073s
Proper Motion in RA (J2000)/cos(Dec)-0.00040
Proper Motion in Dec (J2000)-0.001467
Radial Velocity-055.7km s-1
Trigonometric Parallax+0.00020s
Trigonometric Parallax Uncertainty0.00067s
GCI Unit Vector in X (J2000)0.465610
GCI Unit Vector in Y (J2000)-0.022698
GCI Unit Vector in Z (J2000)0.884699
Galactic Longitude115.71°
Galactic Latitude
0.22°
Observational Data
Observed Visual Magnitude (V)5.54
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude6.14
Observed B-V Colour+0.598
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude5.7
Morgan Keenan (MK) Spectral TypeA3Ia
One-Dimensional Spectral ClassA2
Position Angle194
Year of Observation1974. 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 13:15:36 GMT+01:00 2001