PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/08-07:42:40
G01     42.1           17.8                1.2 +/-    1.22       2.8 +/-    1.22  0.070 / 0.170
G06     174.4          34.8                6.5 +/-    1.17      10.3 +/-    1.17  0.080 / 0.180
G11     43.8           10.3                1.7 +/-    3.67       4.6 +/-    3.67  0.070 / 0.100
G13     239.8          25.5                5.7 +/-    1.82      10.9 +/-    1.82  0.070 / 0.100
G15     272.9          13.7                4.2 +/-    0.88      10.8 +/-    0.88  0.150 / 0.460
G17     351.3          74.1               -2.5 +/-    0.50      -2.6 +/-    0.50  0.150 / 0.560
G19     267.7          68.9                5.6 +/-    0.59       5.9 +/-    0.59  0.040 / 0.050
G24     317.9          14.2                2.6 +/-    1.15       6.5 +/-    1.15  0.040 / 0.040
G28     55.7           54.6                2.8 +/-    0.72       3.3 +/-    0.72  0.120 / 0.220
G30     154.4          35.1                6.3 +/-    1.42      10.0 +/-    1.42  0.150 / 0.300