PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-03:12:50
G01     44.2           20.3                2.7 +/-    1.35       5.9 +/-    1.35  0.020 / 0.030
G06     178.1          31.5                6.7 +/-    2.24      11.4 +/-    2.24  0.030 / 0.030
G11     43.9           10.2                1.2 +/-    2.98       3.5 +/-    2.98  0.040 / 0.070
G13     243.3          25.5                6.5 +/-    2.03      12.6 +/-    2.03  0.040 / 0.070
G15     275.1          14.2                4.4 +/-    1.12      11.3 +/-    1.12  0.080 / 0.200
G17     343.6          74.8                5.3 +/-    0.49       5.5 +/-    0.49  0.080 / 0.150
G19     264.1          66.5                4.4 +/-    0.67       4.7 +/-    0.67  0.100 / 0.330
G24     318.3          14.1                1.9 +/-    1.45       4.8 +/-    1.45  0.120 / 0.290
G28     65.2           48.9                4.2 +/-    0.42       5.4 +/-    0.42  0.120 / 0.520
G30     151.8          28.9                5.8 +/-    1.41      10.5 +/-    1.41  0.110 / 0.440