PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/27-14:27:50
G03     316.3          33.8                4.0 +/-    1.81       6.5 +/-    1.81  0.050 / 0.060
G10     130.0          16.8                8.4 +/-    0.89      19.9 +/-    0.89  0.060 / 0.090
G11     252.6          20.1                7.2 +/-    4.83      15.7 +/-    4.83  0.070 / 0.090
G14     40.8           51.9                6.4 +/-    1.54       7.9 +/-    1.54  0.080 / 0.110
G18     235.1          39.0                8.2 +/-    1.18      12.2 +/-    1.18  0.060 / 0.050
G22     314.1          55.9                5.2 +/-    0.87       6.1 +/-    0.87  0.060 / 0.060
G25     52.7           17.1                5.8 +/-    1.33      13.7 +/-    1.33  0.240 / 0.230
G31     52.9           71.8                7.9 +/-    0.61       8.2 +/-    0.61  0.150 / 0.160
G32     65.4           31.0                6.1 +/-    1.42      10.5 +/-    1.42  0.150 / 0.120