Function track 

pub fn track(
    recorder: &Recorder,
    environment: &Environment,
) -> Result<Vec<TrackPoint>, SimError>

The center of mass’s path from a recorder that kept crate::Channel::Time and crate::Channel::CgPosition, placed on environment’s ellipsoid.

Errors

SimError::Unsupported if the recorder lacks either channel; SimError::Core if a position has no geodetic coordinates.