PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/24-05:43:00
G01     293.7          39.5                9.2 +/-    5.59      13.5 +/-    5.59  0.040 / 0.070
G03     311.0          14.5                4.9 +/-    1.38      12.2 +/-    1.38  0.050 / 0.090
G10     117.9          30.3                5.7 +/-    0.76      10.0 +/-    0.76  0.110 / 0.080
G11     267.0          26.5                8.6 +/-    1.39      16.3 +/-    1.39  0.060 / 0.080
G14     16.9           61.3                6.5 +/-    0.95       7.3 +/-    0.95  0.090 / 0.200
G18     256.3          48.3                9.0 +/-    6.59      11.6 +/-    6.59  0.100 / 0.170
G22     313.5          36.9                5.2 +/-    0.92       7.9 +/-    0.92  0.060 / 0.040
G25     68.7           18.6                4.4 +/-    0.83      10.0 +/-    0.83  0.050 / 0.040
G31     127.0          77.9                7.3 +/-    0.44       7.5 +/-    0.44  0.110 / 0.160
G32     50.4           41.9                5.0 +/-    1.37       7.1 +/-    1.37  0.090 / 0.140