Hi David,
many thanks for your replay, but the question was not if I did a bad or a great tracking…, the question was “How to Smooth Tracking Motion path”…
I’m used to working with Mocha Pro and Syntheyes and I have e very different concept about what is “a good job”.
Anyway, I tracked this video using Track Motion with different Options:

The best result was tracking only with one tracker. But smoothing the path could be improve tracking…