PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/05-01:12:40
G10     243.4          20.3               13.7 +/-    2.86      30.0 +/-    2.86  0.130 / 0.570
G13     62.7           34.0                9.5 +/-    0.86      15.4 +/-    0.86  0.110 / 0.620
G15     108.4          57.5               12.3 +/-    0.58      14.2 +/-    0.58  0.040 / 0.070
G16     303.3          15.6                4.7 +/-    3.41      11.6 +/-    3.41  0.060 / 0.070
G20     255.1          37.3               11.3 +/-    1.83      17.2 +/-    1.83  0.090 / 0.140
G21     322.7          53.4               12.5 +/-    0.87      15.2 +/-    0.87  0.090 / 0.160
G26     275.0          18.8                9.6 +/-    0.78      21.8 +/-    0.78  0.030 / 0.050
G29     162.3          61.3               12.6 +/-    1.10      14.2 +/-    1.10  0.030 / 0.080