Table of Contents

Original Articles

• • High-Integrity Modeling of Nonstationary Noise Processes for GNSS/INS Integration

    Elisa Gallon, Mathieu Joerger, and Boris Pervan

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.729;
    • DOI: https://doi.org/10.33012/navi.729
  • Enhancing GAST D Availability by Using an Ionospheric Field Monitor

    Susumu Saito and Takayuki Yoshihara,

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.731;
    • DOI: https://doi.org/10.33012/navi.731
  • Residual Error Model to Bound Unmodeled Tropospheric Delays for Terrestrial Navigation Systems at Very Low Elevation Angles

    Shrivathsan Narayanan, Gary A. McGraw, Okuary Osechas, and Maarten Uijt de Haag

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.732;
    • DOI: https://doi.org/10.33012/navi.732
  • Pulsars as Natural Oscillators for Long-Term Deep-Space Missions

    Vednarayan Iyer, and Thejesh N. Bandi

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.733;
    • DOI: https://doi.org/10.33012/navi.733
  • Pseudorange and Doppler-Based Positioning: Enabling Convergence of Least-Squares Estimation from MEO to LEO

    Luca Morichi, Simone Zocca, Alex Minetto, Andrea Nardin, and Fabio Dovis

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.734;
    • DOI: https://doi.org/10.33012/navi.734
  • Real-World Jammer and Spoofer Localization Using a Low-Cost Array-Based Software-Defined Radio

    Lasse Lehmann, Søren R. Larsen, Benjamin B. Elsholm, and Daniel H. Olesen

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.735;
    • DOI: https://doi.org/10.33012/navi.735
  • A Proof for the Unbiased Nature of Range-Doppler Measurements in Coarse-Resolution Dechirp-on-Receive Feedback Synthetic Aperture Radar Navigation

    Tucker Haydon, and Todd E. Humphreys

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.736;
    • DOI: https://doi.org/10.33012/navi.736
  • Assessment of Ionospheric TEC Estimation Uncertainty Using Single-Frequency Wideband Low-Elevation GNSS Signals

    Madeline C. Evans, Brian Breitsch, and Y. Jade Morton

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.737;
    • DOI: https://doi.org/10.33012/navi.737
  • Characterization of the Multipath Situation Under Meaconing

    Mathieu Hussong, Emile Ghizzo, Carl Milner, Axel Garcia, and Julien Lesouple

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.738;
    • DOI: https://doi.org/10.33012/navi.738
  • Real-Time Estimation of LEO Satellite Clocks Using a Combination of Low- and High-Frequency Clock Solutions

    Jiawei Liu, Jinqian Wang, Kan Wang, Wei Xie, Meifang Wu, Ahmed El-Mowafy, and Xuhai Yang

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.739;
    • DOI: https://doi.org/10.33012/navi.739
  • Distortion-Aware Multilevel Coded Spreading Symbol Optimization for Future Navigation Signals

    Florian C. Beck, Christoph Enneking, Steffen Thölert, and Michael Meurer

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.740;
    • DOI: https://doi.org/10.33012/navi.740
  • Enhancing Ranging Precision in OFDM-Based LEO Navigation: Signal Design and Receiver Implementation

    Yuxin He, and Bing Xu

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.741;
    • DOI: https://doi.org/10.33012/navi.741
  • Spline-Based Factor-Graph Optimization with High-Grade Inertial Sensors

    Kyle Leland, Clark Taylor, David Woodburn, and Randal Beard

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.742;
    • DOI: https://doi.org/10.33012/navi.742
  • Ionospheric Effects on VHF Signals Transmitted from a LEO Satellite

    Y. Jade Morton, Harrison Bourne, Steve Taylor, and Chun Yang

    • NAVIGATION: Journal of the Institute of Navigation January 2026, 73 navi.743;
    • DOI: https://doi.org/10.33012/navi.743