The Orekit Python Wrapper is a thin wrapper on top of the java Orekit library.
- Orekit documentation has tutorials and descriptions.
- Orekit API contains the library description. The current Orekit Python Wrapper is based on the stable release 6.1 orekit.
Orekit Python Wrapper
There is an initial introduction to the wrapper in the notebook "The Basics" in the examples directory The Basics
The Orekit Python Wrapper is based on JCC which has some useful information about casting of classes etc.
See the FAQ for specific issues.
The orekit forum is also a great source of information.
There are lots of Python documentation online, for scientific usage one good starting point is scipy-lectures