PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/22-05:57:40
G01     94.3           30.6                6.1 +/-    0.74      10.5 +/-    0.74  0.030 / 0.040
G07     122.4          46.8                7.7 +/-    2.29      10.2 +/-    2.29  0.030 / 0.030
G11     70.9           40.3                5.7 +/-    0.62       8.2 +/-    0.62  0.050 / 0.130
G13     298.2          35.2                1.0 +/-    1.47       1.6 +/-    1.47  0.060 / 0.130
G17     210.9          52.7                9.3 +/-    0.55      11.3 +/-    0.55  0.050 / 0.050
G19     213.1          21.3                6.7 +/-    1.69      14.3 +/-    1.69  0.060 / 0.050
G28     337.9          61.8                3.6 +/-    0.71       4.0 +/-    0.71  0.060 / 0.050
G30     83.2           79.7                6.0 +/-    0.85       6.1 +/-    0.85  0.060 / 0.050