PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/10-11:43:10
G01     128.4          10.5              -17.9 +/-   24.33     -49.5 +/-   24.33  0.040 / 0.050
G07     47.4           69.6                4.7 +/-    0.57       5.0 +/-    0.57  0.030 / 0.040
G08     50.9           39.5                2.6 +/-    0.58       3.8 +/-    0.58  0.060 / 0.120
G09     176.5          35.8                8.6 +/-    1.64      13.4 +/-    1.64  0.060 / 0.100
G11     118.9          34.4                6.2 +/-    0.78       9.9 +/-    0.78  0.060 / 0.060
G13     321.5          10.4               -8.5 +/-   13.93     -23.4 +/-   13.93  0.060 / 0.080
G17     199.3          14.1                2.1 +/-    4.55       5.3 +/-    4.55  0.070 / 0.100
G18     104.9          15.7                3.6 +/-    0.85       8.8 +/-    0.85  0.080 / 0.100
G28     273.1          51.8                5.5 +/-    1.45       6.8 +/-    1.45  0.030 / 0.040
G30     329.1          57.8                3.6 +/-    0.85       4.2 +/-    0.85  0.030 / 0.030