PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/02-23:43:10
G01     318.3          19.9                8.7 +/-    3.11      19.1 +/-    3.11  0.040 / 0.050
G08     253.8          12.0                9.8 +/-    2.08      26.2 +/-    2.08  0.040 / 0.050
G10     83.6           51.5                9.2 +/-    1.00      11.4 +/-    1.00  0.140 / 0.350
G11     300.0          24.7                9.4 +/-    1.63      18.6 +/-    1.63  0.220 / 0.430
G14     303.1          70.9                9.1 +/-    0.65       9.6 +/-    0.65  0.210 / 0.270
G18     301.4          43.2                7.9 +/-    1.25      11.0 +/-    1.25  0.190 / 0.310
G20     107.3          27.4               10.0 +/-    2.24      18.5 +/-    2.24  0.080 / 0.160
G22     301.8          11.3                3.4 +/-   13.65       9.3 +/-   13.65  0.070 / 0.170
G31     175.4          44.7               12.4 +/-    1.38      16.8 +/-    1.38  0.030 / 0.040
G32     13.7           65.2                6.9 +/-    0.67       7.5 +/-    0.67  0.030 / 0.050