Session A1: PNT Solutions for Space Applications

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Date: Tuesday, January 27, 2026
Time: 1:45 p.m. - 5:50 p.m.
Location: Royal Ballroom CE
In-Person presenters in this session provide pre-recorded presentations for viewing by registered attendees on Tuesday, January 28.

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In-Person Presentations These presentations will be given in-person at the conference. Presenters will provide a pre-recorded presentation for on-demand viewing by virtual attendees.
1:50	Assessment of GNSS Availability in Cis-Lunar Space Using LuGRE IQ Samples: Experimental Results, Simulations and New Records     Lorenzo Sciacca, Alex Minetto, Andrea Nardin, Fabio Dovis, Dept. of Electronics and Telecommunications, Politecnico di Torino; Luca Canzian, Salvatore Guzzi, Giovanni Campagnolo, Qascom s.r.l.; Mario Musmeci, Claudia Facchinetti, Agenzia Spaziale Italiana Peer Reviewed
2:12	Reduced-Dynamic Filtering for GNSS-Only Orbit Determination in Cislunar Space: An Experimental Assessment with LuGRE Data     Ilaria Cossu, Oliviero Vouch, Alex Minetto, Fabio Dovis, Department of Electronics & Telecommunications (DET), Politecnico di Torino; Mario Musmeci, Claudia Facchinetti, Agenzia Spaziale Italiana Peer Reviewed
2:35	Analysis of GNSS-Based Navigation Performance Throughout a Ballistic Lunar Transfer     Brian C. Peters, Ryan McKnight, Sabrina Ugazio, Ohio University Peer Reviewed
2:58	Orbit Design of a Lunar Navigation Satellite System: Enhanced Hybrid Frozen Constellation for Global Lunar PNT Service     Jae Woong Hwang, Institute of Advanced Aerospace Technology, Seoul National University; Minjae Kang, Korea Air Force Academy; Hojoon Jeong, Jaeuk Park, Changdon Kee, Department of Aerospace Engineering and SNU-IAMD, Seoul National University Peer Reviewed
3:25 - 3:55, Break. Refreshments in Exhibit Hall
4:00	Elementary Effects Sensitivity Analysis of Lunar PNT Performance Metrics   Austin S. Gabhart, Bradford E. Robertson, and Dimitri N. Mavris, Daniel Guggenheim School of Aerospace Engineering, Georgia Institute of Technology Peer Reviewed
4:23	Design of a Multi-Layered Lunar PNT System with Two-Way Inter-Satellite Measurements for Autonomous Orbit Determination     Jisung Oh, Sungik Kim, Byungwoon Park, Department of Aerospace Engineering and Convergence Engineering for Intelligent Drone, Sejong University Peer Reviewed
4:46	Experimental Study of an Orbital Filter in Hybrid Lunar Navigation with Ground-Based Clock Synchronization   Shingo Nishimoto and Junichiro Kawaguchi, Australian National University Peer Reviewed
5:08	A Hybrid Timing System for Small Satellite Missions     Vednarayan Iyer, Emily Gokie, and Thejesh N. Bandi, Department of Physics & Astronomy, Barefield College of Arts & Sciences, The University of Alabama Peer Reviewed
5:30	Motion-Aware Restoration of Smeared Star Tracker Images for High-Performance Satellite Attitude Determination     Yi-Chen Tseng, Shau-Shiun Jan, National Cheng Kung University Peer Reviewed
Alternate Presentation Alternate presentations may be given in-person at the conference if other authors are unable to present. Alternate Presenters will provide a pre-recorded presentation for on-demand viewing by virtual attendees.
1.	REFLECT-HORIZON: Refracted Emissions for Fragment Location and Enhanced Catalog Tracking from the Horizon     Rachit Bhatia, Department of Mechanical and Aerospace Engineering, West Virginia University; Amal Chandran, Laboratory for Atmospheric and Space Physics, University of Colorado Boulder; Cody Vaudrin, CesiumAstro Inc.

On-Demand Presentation Pre-recorded presentations will become available for viewing by registered attendees on Tuesday, January 28.
	Extending Galileo Broadcast Orbits Beyond Valid Ephemeris Using Physics-Constrained Neural Forecasting     Satya Srinivas Vemuri and Jari Nurmi, ITC Faculty, Department of Electrical Engineering, Tampere University Peer Reviewed

6:00 p.m. – 7:00 p.m. ITM/PTTI Student /Early Career Social Event, Co-sponsored by QuNav

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