CONSTANTS THAT AREN'T CONSTANT, AND THEIR EFFECTS ON SIMPLE ORBIT CALCULATIONS,
RAND CORP SANTA MONICA CALIF
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The discussion is intended to illustrate some of the difficulties the ordinary researcher is apt to encounter as a result of imprecise knowledge of astronomical and laboratory units of measurement. Variations in gravitational constants of the earth and of the diameter of the earth are given. The author concludes Beware of constants chances are they arent.