41 lines
1.5 KiB
Python
Executable File
41 lines
1.5 KiB
Python
Executable File
#!/usr/bin/env python
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import numpy
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import mlat
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#rudi says:
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#17 8da12615 903bf4bd3eb2c0 36ac95 000000 0.0007421782357 2.54791875
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#17 8d4b190a 682de4acf8c177 5b8f55 000000 0.0005142348236 2.81227225
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#sf says:
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#17 8da12615 903bf4bd3eb2c0 36ac95 000000 0.003357535461 00.1817445
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#17 8d4b190a 682de4acf8c177 5b8f55 000000 0.002822938375 000.446215
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sf_station = [37.762236,-122.442525, 100]
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mv_station = [37.409348,-122.07732, 100]
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report1_location = [37.737804, -122.485139, 3345]
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report1_sf_tstamp = 0.1817445
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report1_mv_tstamp = 2.54791875
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report2_location = [37.640836, -122.260218, 2484]
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report2_sf_tstamp = 0.446215
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report2_mv_tstamp = 2.81227225
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report1_tof_sf = numpy.linalg.norm(numpy.array(mlat.llh2ecef(sf_station))-numpy.array(mlat.llh2ecef(report1_location))) / mlat.c
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report1_tof_mv = numpy.linalg.norm(numpy.array(mlat.llh2ecef(mv_station))-numpy.array(mlat.llh2ecef(report1_location))) / mlat.c
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report1_sf_tstamp_abs = report1_sf_tstamp - report1_tof_sf
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report1_mv_tstamp_abs = report1_mv_tstamp - report1_tof_mv
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report2_tof_sf = numpy.linalg.norm(numpy.array(mlat.llh2ecef(sf_station))-numpy.array(mlat.llh2ecef(report2_location))) / mlat.c
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report2_tof_mv = numpy.linalg.norm(numpy.array(mlat.llh2ecef(mv_station))-numpy.array(mlat.llh2ecef(report2_location))) / mlat.c
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report2_sf_tstamp_abs = report2_sf_tstamp - report2_tof_sf
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report2_mv_tstamp_abs = report2_mv_tstamp - report2_tof_mv
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dt1 = report1_sf_tstamp_abs - report1_mv_tstamp_abs
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dt2 = report2_sf_tstamp_abs - report2_mv_tstamp_abs
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error = abs((dt1-dt2) * mlat.c)
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print error
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