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j2-perturbation

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lunar-astrodynamics-simulation

sylvesterkaczmarek / lunar-astrodynamics-simulation

Star 29

Numerical simulation of orbital dynamics under the Moon's non-uniform gravitational field (J2, mascons).

spherical-harmonics numerical-integration orbital-mechanics mission-analysis satellite-orbits celestial-mechanics gravity-model space-simulation mascons j2-perturbation cislunar lunar-orbit apsidal-precession lunar-astrodynamics lunar-gravity spacecraft-dynamics trajectory-propagation keplerian-orbits nodal-precession mci-frame
  • Updated Nov 10, 2025
  • Jupyter Notebook

sakobu / koenig-guffanti-damico-roe-stm

Star 9

Interactive spacecraft rendezvous & proximity operations mission planner with 3D visualization. Implements Koenig-Guffanti-D'Amico (2017) state transition matrices for ROE propagation with J2 and drag perturbations.

threejs space satellite astrodynamics spacecraft stm spacecraft-trajectories orbital-mechanics relative-motion react-three-fiber formation-flying orbital-mechanics-simulator j2-perturbation rendezvous-proximity-operations relative-orbital-elements state-transition-matrix
  • Updated Mar 12, 2026
  • TypeScript

lalit2121 / Space-Surveillance-and-Tracking-Dashboard-Space-Situational-Awareness-Project

Star 0

Production-grade Space Surveillance and Tracking Platform: SGP4 propagation, conjunction detection, REST API, interactive dashboard

python sqlite astrodynamics plotly celestrak sgp4 three-js wgs84 orbital-mechanics satellite-tracking space-situational-awareness aerospace-engineering portfolio-project fastapi streamlit j2-perturbation collision-probability eci-coordinates conjunction-detection tle-parsing
  • Updated Apr 9, 2026
  • Python

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