← RF Projects

ISS Path Predictor

Live ground track, real-time position, and next visible passes for my home location.

Ground Track (3 orbits)

Next Passes

Times are Europe/London.
AOS = Acquisition of Signal (rise)
TCA = max elevation
LOS = Loss of Signal (set)

What this does
  • Uses the latest ISS TLE (auto-cached for 12h) and satellite.js SGP4 to predict the orbit.
  • Plots real-time position and 3(ish) orbits ground track.
  • Predicts next passes above my home QTH.