PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/06-21:28:10
G02     52.8           39.5              -22.9 +/-   53.03     -33.5 +/-   53.03  0.050 / 0.060
G05     76.9           69.3               12.2 +/-    0.43      13.0 +/-    0.43  0.040 / 0.050
G12     185.8          38.4               15.2 +/-    1.99      22.7 +/-    1.99  0.040 / 0.060
G13     134.4          10.9                5.5 +/-   38.63      15.1 +/-   38.63  0.040 / 0.060
G20     203.8          54.5               14.5 +/-    0.78      17.4 +/-    0.78  0.050 / 0.070
G21     266.0          13.5               17.8 +/-    2.33      45.8 +/-    2.33  0.040 / 0.100
G25     237.7          55.3               14.6 +/-    0.59      17.4 +/-    0.59  0.140 / 0.310
G29     325.6          50.7               12.8 +/-    1.11      16.0 +/-    1.11  0.210 / 0.360