rootbrowseIAC-21B2session 66. Advances in Space-based Navigation Systems, Services, and ApplicationsPapers2. Performance analysis of a Martian polar navigation system5. Moonlight navigation service - how to land on peaks of eternal light6. Analysis of a Small-Satellite constellation for Lunar Navigation Capabilities7. Integrated ground gravity and navigation RTK network.8. A-POSTERIORI PRIVACY-PRESERVING TRACING MECHANISM EXPLOITING SATELLITES TO PREVENT FRAUDULENT POSITIONING9. Studying Multipath Error in ISRO's NavIC Satellite Signals11. Regional Ionospheric Range Errors – A Comparison Between Sharjah and Bahrain Regions12. Universal Positioning System-The Future Of Space Navigation1010. Optimal Positioning Accuracy for Global Navigation Satellite Systems