PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/28-02:43:10
G10     269.1          39.3               12.3 +/-    1.00      18.1 +/-    1.00  0.330 / 0.530
G13     41.1           16.9                9.4 +/-    1.56      22.3 +/-    1.56  0.230 / 0.500
G15     58.2           48.7               10.4 +/-    0.90      13.3 +/-    0.90  0.200 / 0.200
G16     276.1          11.5               10.1 +/-    1.27      27.3 +/-    1.27  0.120 / 0.240
G20     295.2          58.4               11.8 +/-    0.79      13.5 +/-    0.79  0.040 / 0.030
G21     5.1            72.7               12.0 +/-    0.96      12.5 +/-    0.96  0.050 / 0.030
G24     117.9          15.4                9.7 +/-    1.99      24.0 +/-    1.99  0.100 / 0.240
G27     317.7          20.3                9.0 +/-    2.09      19.6 +/-    2.09  0.210 / 0.180
G29     168.5          30.1               11.0 +/-    1.22      19.2 +/-    1.22  0.040 / 0.040
G32     204.1          12.4               10.0 +/-   28.95      26.4 +/-   28.95  0.040 / 0.040