PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-11:42:40
G02     313.8          80.5                5.3 +/-    0.65       5.4 +/-    0.65  0.230 / 0.200
G05     168.7          27.6                5.8 +/-    1.92      10.6 +/-    1.92  0.210 / 0.160
G06     40.5           44.2                3.6 +/-    0.93       4.9 +/-    0.93  0.030 / 0.030
G12     316.3          67.9                5.5 +/-    0.34       5.9 +/-    0.34  0.040 / 0.030
G17     83.8           11.6                4.7 +/-    2.90      12.7 +/-    2.90  0.030 / 0.050
G19     69.4           32.1                5.1 +/-    1.05       8.6 +/-    1.05  0.080 / 0.040
G24     227.4          24.4                5.5 +/-    1.72      11.0 +/-    1.72  0.080 / 0.080
G25     317.1          29.7                5.0 +/-    2.15       8.8 +/-    2.15  0.050 / 0.080