PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/14-03:27:50
G08     279.3          20.8               13.6 +/-    2.16      29.4 +/-    2.16  0.080 / 0.120
G10     45.9           60.3                8.3 +/-    0.83       9.4 +/-    0.83  0.070 / 0.110
G14     248.4          59.7                9.6 +/-    1.42      10.9 +/-    1.42  0.030 / 0.030
G18     316.0          24.9                9.6 +/-    1.29      18.8 +/-    1.29  0.030 / 0.030
G20     85.9           42.8                9.0 +/-    1.29      12.6 +/-    1.29  0.110 / 0.180
G21     153.3          24.8                7.8 +/-    2.02      15.4 +/-    2.02  0.090 / 0.190
G24     44.3           16.5                5.6 +/-    2.88      13.3 +/-    2.88  0.050 / 0.060
G27     239.5          22.4               12.8 +/-    1.28      26.5 +/-    1.28  0.050 / 0.060
G31     179.2          22.2                8.8 +/-    1.30      18.4 +/-    1.30  0.130 / 0.190
G32     294.7          75.7                8.6 +/-    0.39       8.9 +/-    0.39  0.120 / 0.180