PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/04-19:43:10
G10     299.7          52.2               12.6 +/-    2.04      15.5 +/-    2.04  0.080 / 0.080
G14     210.7          14.7               15.5 +/-    1.57      38.9 +/-    1.57  0.080 / 0.070
G15     45.7           25.6               11.7 +/-    3.66      22.6 +/-    3.66  0.030 / 0.040
G18     5.6            65.4               12.4 +/-    0.82      13.4 +/-    0.82  0.030 / 0.030
G20     72.6           17.6               12.5 +/-    2.93      29.2 +/-    2.93  0.080 / 0.220
G21     107.3          69.5               14.9 +/-    0.33      15.8 +/-    0.33  0.140 / 0.200
G24     96.7           27.4               14.3 +/-    0.88      26.5 +/-    0.88  0.070 / 0.140
G27     296.5          35.9               13.1 +/-    1.43      20.5 +/-    1.43  0.080 / 0.110
G32     212.2          32.0               14.2 +/-    2.67      23.9 +/-    2.67  0.190 / 0.290