m-thesis-introduction/simulations/airshower_beacon_simulation/README.md

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# Airshower + Beacon simulation
Simulate receiving an airshower and beacon in an array.
Using the beacon, the clocks can be calibrated.
The ZHaires simulated airshower is stored in [./ZH_airshower](./ZH_airshower).
The produced files can be read using [./earsim](./earsim).
Steps:
1. Setup
1. Beacon ([./aa_generate_beacon.py])
1. Define tx position
2. Read in antennas
3. Sample beacon at each antenna
4. Add to relevant polarisation
5. Save antenna traces
2. Timeoffset ([./ab_modify_clocks.py])
1. Generate timeoffsets for each antenna
2. Modify time samples
2. Beacon analysis
1. Find beacon frequency and phase in antenna traces ([./ba_beacon_phases.py])
2. Find k\*2\\pi phase offsets (periods) ([./bb_beacon_multiples.py])
3. Rewrite clocks