PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/17-22:12:50
G01     275.7          41.7               10.2 +/-    1.20      14.4 +/-    1.20  0.040 / 0.060
G03     315.0          25.6                7.4 +/-    2.60      14.2 +/-    2.60  0.050 / 0.060
G10     127.5          19.2               10.2 +/-    1.02      22.8 +/-    1.02  0.070 / 0.130
G11     252.3          21.5               10.9 +/-    3.33      23.1 +/-    3.33  0.080 / 0.130
G14     39.4           52.0                7.3 +/-    0.85       9.0 +/-    0.85  0.040 / 0.080
G22     314.5          47.6                7.4 +/-    0.80       9.6 +/-    0.80  0.040 / 0.070
G25     51.7           15.1                5.8 +/-    1.81      14.3 +/-    1.81  0.060 / 0.080
G26     151.2          21.7               11.5 +/-    2.09      24.3 +/-    2.09  0.050 / 0.080
G31     72.1           78.9                9.2 +/-    0.39       9.4 +/-    0.39  0.100 / 0.320
G32     60.9           34.9                6.7 +/-    0.55      10.6 +/-    0.55  0.080 / 0.280