Accession Number : AD0781852
Title : Mathematical Formulation of the Variational Equations for the Determination of the Earth's Gravity Field.
Descriptive Note : Technical rept.,
Corporate Author : NAVAL WEAPONS LAB DAHLGREN VA
Personal Author(s) : Perry,James C.
Report Date : MAY 1974
Pagination or Media Count : 28
Abstract : Expressions for the coefficients and forcing term are derived for the variational equations to be used in a new computer program being developed to determine the earth's gravity field (Program TERRA). Also a brief idea of the role of variational equations is sketched. (Author)
Descriptors : *Orbits, *Gravity, Partial differential equations, Matrices(Mathematics), Computer programming, Mathematical prediction
Subject Categories : Geodesy
Spacecraft Trajectories and Reentry
Distribution Statement : APPROVED FOR PUBLIC RELEASE