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Original Research
Published 5 October 2026
Elevation-cutoff-dependent convergence and steady-state performance of LEO-augmented multi-GNSS PPP time transfer
Tianpei Liu · Daqian Lyu · Pulong Nan · Jian Lyu · Xinyun Cao · Mengqi Qiang · Zhouji Wang · Fei Shen · Caoming Fan · Yifei Zhao
Frontiers in Astronomy and Space Sciences
doi 10.3389/fspas.2026.1969705