Orekit 9.3 released

The Orekit team is pleased to announce the release of Orekit version 9.3. This is a minor version, including both new features and bug fixes. The main changes are:

  • a new GPSDate class
  • changed OrekitException from checked to unchecked exceptions
  • parameter drivers scales and reference value can be changed
  • access to Kalman filter internal matrices
  • position-only measurements in orbit determination
  • support for unofficial versions 2.12 and 2.20 of Rinex files (mainly for spaceborne receivers)
  • direct building of appropriate attitude law with eclipses for all GNSS satellite types
  • inter-satellites view detector
  • measurement generation feature
  • possibility fo use Marshall Solar Activity Future Estimation to feed NRL MSISE 2000 atmosphere model
  • new tropospheric models: Mendes-Pavlis, Vienna 1, Vienna 3, estimated model
  • new mapping functions for tropospheric effect: Global Mapping Function, Niell Mapping Function
  • Global Pression Temperature Models GPT and GPT2
  • possibility to estimate tropospheric zenith delay
  • clock offset that can be estimated (both for ground station and satellite clocks)
  • management of clock corrections as additional states from any propagator

This version depends on Hipparchus 1.4

The maven artifacts are available in maven central. The source and binaries downloadable archives can be retrieved from the forge releases page: https://gitlab.orekit.org/orekit/orekit/releases