PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/03-01:43:00
G10     251.3          27.3               10.9 +/-    1.94      20.2 +/-    1.94  0.110 / 0.260
G13     52.8           29.4                9.2 +/-    1.68      16.4 +/-    1.68  0.130 / 0.260
G15     87.5           58.2               10.1 +/-    0.60      11.7 +/-    0.60  0.040 / 0.040
G16     293.6          15.8                7.9 +/-    2.00      19.2 +/-    2.00  0.030 / 0.040
G20     266.1          45.2               10.1 +/-    2.94      13.6 +/-    2.94  0.040 / 0.040
G21     333.6          60.2                8.0 +/-    0.43       9.1 +/-    0.43  0.050 / 0.050
G26     265.6          15.3               10.1 +/-    1.00      24.9 +/-    1.00  0.090 / 0.160
G29     165.5          50.0               11.9 +/-    0.49      15.0 +/-    0.49  0.080 / 0.130