PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/10-03:12:50
G08     293.9          22.1                6.2 +/-    1.18      13.0 +/-    1.18  0.090 / 0.100
G10     15.5           62.7                8.7 +/-    0.62       9.7 +/-    0.62  0.100 / 0.110
G14     231.1          47.9                8.0 +/-    1.91      10.4 +/-    1.91  0.050 / 0.020
G18     317.9          12.4                4.9 +/-    2.44      12.9 +/-    2.44  0.040 / 0.020
G20     68.1           51.3                7.5 +/-    0.71       9.3 +/-    0.71  0.050 / 0.090
G21     147.9          38.9                8.4 +/-    0.91      12.5 +/-    0.91  0.060 / 0.070
G24     54.5           24.7               14.6 +/-    2.00      28.7 +/-    2.00  0.080 / 0.110
G27     252.9          31.0                9.5 +/-    3.49      16.2 +/-    3.49  0.070 / 0.130
G32     248.1          68.0                7.3 +/-    0.55       7.8 +/-    0.55  0.350 / 0.500