On 16 Apr., 05:06, wrote:
I agree, use the .igc format. Then play it back in IGC Replay,
software from Tobias Wicht.

http://ywtw.de/igcsimen.html

It will give the 'sweetness' you desire!

You just need to generate the B-Records from the igc-spec and the
HFDTE Date.
And despite the shuttle is a glider better turn optimization off !