Orekit 9.1 released

Version 9.1 is a minor release of Orekit. It introduces a few new features and bug fixes.

New features introduced in version 9.1 are :

some frames in OEM parser
retrieval of EOP from frames
ground station displacements modelling (both displacements due to tides and displacements due to ocean loading)
retrieval of covariance matrix in orbit determination.

Several bugs have been fixed.

This version depends on Hipparchus 1.2

News summary