PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-03:27:50
G01     247.6          33.7                6.6 +/-    0.75      10.6 +/-    0.75  0.030 / 0.040
G03     315.4          45.5                3.9 +/-    1.37       5.2 +/-    1.37  0.030 / 0.040
G11     233.9          10.2                7.8 +/-    2.58      21.7 +/-    2.58  0.080 / 0.120
G14     62.8           39.7                4.4 +/-    0.57       6.5 +/-    0.57  0.070 / 0.110
G18     217.5          24.6                8.8 +/-    0.78      17.3 +/-    0.78  0.150 / 0.380
G22     300.3          68.1                5.1 +/-    0.63       5.5 +/-    0.63  0.400 / 0.560
G23     288.7          20.6                5.4 +/-    1.66      11.6 +/-    1.66  0.040 / 0.090
G26     132.1          40.9                7.4 +/-    1.37      10.7 +/-    1.37  0.040 / 0.100
G31     40.8           54.5                4.6 +/-    0.76       5.5 +/-    0.76  0.060 / 0.080
G32     80.4           20.0                4.6 +/-    0.93      10.1 +/-    0.93  0.060 / 0.080