README_RPTBP.txt A document explaining how to use the C program order_planet_data1.c 1. Compiling: Compile as follows: gcc -o order order_planet_data1.c -lm 2. Executing: Execute using the following arguments on the command line: order planet.aei particle.aei What are these files? These are the output from mercury. They should contain time, x, y, z, u, v, w. The should be specified with respect to the CENTRE OF MASS. This can be ensured by examining the mercury file param.in. Any more questions, just e-mail me.