tcaep.co.uk Navigation. See bottom for text alternatives
Previous Page...
 
Printer Version
Astronomy
Constellations - Cassiopeia - 7rho Cas

 
Identification Data
Common Name
ConstellationCassiopeia
Star Name7rho Cas
Skymap Number23540052
Henry Draper (HD) Number224014
Harvard Revised (HR) Number9045
SAO Number35879
Durchmusterung (DM) NumberBD+56 3111
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number42338
Right Ascension (RA) J200023h 54m 23.032s
Declination (Dec) J2000+57° 29' 57.776"
Position Uncertainty0.0063s
Proper Motion in RA (J2000)/cos(Dec)-0.00056
Proper Motion in Dec (J2000)-0.003566
Radial Velocity-043.1km s-1
Trigonometric Parallax+0.00028s
Trigonometric Parallax Uncertainty0.00058s
GCI Unit Vector in X (J2000)0.537147
GCI Unit Vector in Y (J2000)-0.013165
GCI Unit Vector in Z (J2000)0.843386
Galactic Longitude115.31°
Galactic Latitude
-4.52°
Observational Data
Observed Visual Magnitude (V)4.51
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude5.70
Observed B-V Colour+1.188
Observed B Magnitude or (B-V) Magnitude Uncertainty0.011
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG20
One-Dimensional Spectral ClassF8
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))

 
[ H O M E ] [ S C I E N C E ] [ M A T H S ] [ A S T R O N O M Y ]
Download | Shop | Contact | About
 
Page compiled: Sun Sep 02 13:15:36 GMT+01:00 2001
 
The Bottom Line
HomeScienceMathsAstronomyDownloadBookshopContactAbout Top of Page