PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-06:27:50
G01     102.0          27.8                7.4 +/-    1.52      13.6 +/-    1.52  0.040 / 0.030
G07     114.6          52.8                8.8 +/-    0.57      10.7 +/-    0.57  0.040 / 0.040
G08     41.4           13.9                2.8 +/-    2.34       7.1 +/-    2.34  0.080 / 0.140
G11     79.9           42.0                7.5 +/-    1.43      10.6 +/-    1.43  0.080 / 0.110
G13     305.2          31.9                5.0 +/-    1.61       8.4 +/-    1.61  0.060 / 0.150
G17     207.0          45.4                8.1 +/-    0.97      10.8 +/-    0.97  0.070 / 0.130
G18     72.4           23.8                5.5 +/-    0.92      11.0 +/-    0.92  0.150 / 0.270
G19     210.7          14.7                5.6 +/-    3.22      14.1 +/-    3.22  0.170 / 0.310
G28     324.2          61.2                5.8 +/-    0.60       6.5 +/-    0.60  0.050 / 0.130
G30     39.1           80.1                7.2 +/-    0.37       7.3 +/-    0.37  0.060 / 0.140