PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/02-02:43:10
G10     277.5          43.8               10.1 +/-    0.79      13.8 +/-    0.79  0.040 / 0.060
G13     38.5           11.0                6.8 +/-    2.55      18.6 +/-    2.55  0.050 / 0.040
G15     52.2           42.9                8.3 +/-    0.77      11.5 +/-    0.77  0.080 / 0.160
G20     305.1          60.0                9.5 +/-    0.95      10.8 +/-    0.95  0.090 / 0.140
G21     29.1           76.4               10.0 +/-    0.32      10.2 +/-    0.32  0.050 / 0.070
G24     111.4          19.5               10.8 +/-    0.90      24.0 +/-    0.90  0.060 / 0.060
G27     313.5          25.7                8.2 +/-    0.99      15.8 +/-    0.99  0.110 / 0.210
G29     169.0          22.5               11.7 +/-    3.47      24.2 +/-    3.47  0.090 / 0.180
G32     205.5          19.3               13.1 +/-    1.37      29.4 +/-    1.37  0.070 / 0.180