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                       The Planetary System (HP49) 

A comfortable overview on the most important physical and geometrical data.
The options of the 2-page menu display sun or earth distance, diameter, orbit 
velocity, orbit ecliptic or axis inclination, mass in units of the earth mass, 
and the length of a year in units of the earth year.

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Wolfgang Rautenberg               raut@math.fu-berlin.de
www.math.fu-berlin.de/~raut       ftp.math.fu-berlin.de/pub/usr/raut

