PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/04-23:58:10
G10     264.5          36.8               13.0 +/-    1.72      20.0 +/-    1.72  0.130 / 0.210
G13     43.0           20.0                8.8 +/-    1.17      19.4 +/-    1.17  0.150 / 0.180
G15     64.6           53.1                9.8 +/-    0.51      11.9 +/-    0.51  0.290 / 0.310
G16     279.7          13.1               10.7 +/-    1.30      27.7 +/-    1.30  0.210 / 0.300
G20     270.3          36.8                9.2 +/-    0.96      14.1 +/-    0.96  0.090 / 0.080
G21     354.6          69.8               11.0 +/-    1.00      11.7 +/-    1.00  0.080 / 0.080
G24     120.9          13.0               12.0 +/-    2.49      31.3 +/-    2.49  0.110 / 0.390
G27     319.7          16.8                8.1 +/-    2.63      19.2 +/-    2.63  0.150 / 0.340
G29     168.1          34.8               11.8 +/-    1.00      18.8 +/-    1.00  0.070 / 0.040