PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-17:27:50
G01     272.9          41.1                9.2 +/-    2.24      13.1 +/-    2.24  0.060 / 0.050
G03     315.9          30.8                8.3 +/-    1.05      14.2 +/-    1.05  0.060 / 0.050
G10     128.9          18.5                9.9 +/-    2.89      22.7 +/-    2.89  0.150 / 0.240
G11     254.4          21.1               10.1 +/-    4.72      21.6 +/-    4.72  0.110 / 0.190
G14     40.2           51.9                7.8 +/-    1.24       9.6 +/-    1.24  0.030 / 0.030
G22     314.4          51.6                8.8 +/-    0.76      10.9 +/-    0.76  0.030 / 0.030
G25     54.2           17.5                8.2 +/-    4.57      19.1 +/-    4.57  0.070 / 0.060
G26     148.5          24.0               12.5 +/-    2.49      25.0 +/-    2.49  0.050 / 0.060
G31     58.0           74.8                8.8 +/-    0.55       9.1 +/-    0.55  0.120 / 0.180
G32     63.3           32.9                8.1 +/-    1.59      13.4 +/-    1.59  0.110 / 0.130