adedolapoadegboye / gnss-positioning-engine Star 0 Code Issues Pull requests Software-defined GNSS positioning engine. Compute position entirely in software from raw RTCM3 MSM4 observations and broadcast ephemeris — Keplerian orbits, Saastamoinen tropo, Klobuchar iono, Hatch-smoothed pseudoranges, multi-constellation WLS. DGNSS and RTK planned. python serial navigation gps galileo geodesy sps gnss pyqt ionosphere broadcast-reciever positioning beidou satellite-navigation weighted-least-squares rtcm3 pseudorange hatch-filter Updated Apr 12, 2026 Python