Find the next pass
Choose an amateur satellite and inspect its transmitter information.
No licence requiredTrack and hear an amateur satellite
Use orbital data and a receiver to predict a pass, hear a satellite and reason about Doppler shift.
Audiencenewcomer
Estimated time120 min
Steps3
Path
Predict Doppler direction
Predict whether the received frequency starts high or low and how it changes through the pass.
No licence requiredListen during the pass
Use a suitable SDR and compare the actual frequency drift with your prediction.
No licence required