This program run on linux and reads the information from the GPS through the gps service daemon (gpsd).
The program gps_test depends on the python gps package. Use the
following command to install this package.
sudo pip install gps
GPS readings
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time utc 2019-12-29T22:38:22.000Z
latitude 37.458263928
longitude -122.248755217
altitude (m) 85.55
eps 17.13
epx 7.517
epv 24.035
ept 0.005
speed (m/s) 0.0
climb 0.0
track 0.0
mode 3
grid CM87vl
satellites
PRN: 16 E: 28 Az: 43 Ss: 39 Used: y
PRN: 30 E: 22 Az: 262 Ss: 23 Used: y
PRN: 9 E: 80 Az: 16 Ss: 39 Used: y
PRN: 7 E: 53 Az: 283 Ss: 42 Used: y
PRN: 23 E: 63 Az: 105 Ss: 44 Used: y
PRN: 3 E: 17 Az: 174 Ss: 30 Used: y
PRN: 26 E: 4 Az: 39 Ss: 20 Used: y
PRN: 193 E: 2 Az: 307 Ss: 23 Used: y
PRN: 8 E: 17 Az: 124 Ss: 13 Used: y
PRN: 27 E: 20 Az: 90 Ss: 34 Used: y
PRN: 131 E: 46 Az: 171 Ss: 34 Used: y
PRN: 4 E: 42 Az: 313 Ss: 0 Used: n
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