orbit prediction

• The Effect of Observation Discontinuities on LEO Real-Time Orbital Prediction Accuracy and Integrity

  Beixi Chen, Kan Wang, Ahmed El-Mowafy, and Xuhai Yang

  • NAVIGATION: Journal of the Institute of Navigation September 2025, 72 (3) navi.708;
  • DOI: https://doi.org/10.33012/navi.708
• A Flexible Ephemeris Representation for GNSS and Alternative PNT Signal Sources Using B-Splines

  Mikaela Dobbin and Penina Axelrad

  • NAVIGATION: Journal of the Institute of Navigation December 2023, 70 (4) navi.610;
  • DOI: https://doi.org/10.33012/navi.610
• A long-term broadcast ephemeris model for extended operation of GNSS satellites

  Oliver Montenbruck, Peter Steigenberger and Moritz Aicher

  • NAVIGATION: Journal of the Institute of Navigation March 2021, 68 (1) 199-215;
  • DOI: https://doi.org/10.1002/navi.404