"The great thing about my app is that it can be changed really quickly when users report errors," counters Stewart. "I made a mistake about how to get out of Temple station and have now corrected it."

This ensures that programs used on the satellites and in the ground station computers execute required missions without errors that commonly occur when incompatible technologies are combined.

Effected by various factors, the time at different observation station are not all coincide, which leads to errors in the setimation of orbits.