PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/05-01:57:40
G10     260.9          34.4               12.2 +/-    1.20      19.6 +/-    1.20  0.190 / 0.380
G13     45.1           22.7                8.3 +/-    2.23      17.2 +/-    2.23  0.160 / 0.440
G15     68.4           54.3               10.5 +/-    1.03      12.7 +/-    1.03  0.040 / 0.030
G16     283.4          14.0                7.9 +/-    1.56      20.2 +/-    1.56  0.040 / 0.040
G20     278.4          50.8               13.4 +/-    1.86      16.7 +/-    1.86  0.180 / 0.210
G21     348.5          67.5               11.5 +/-    0.63      12.3 +/-    0.63  0.340 / 0.280
G24     124.2          10.9               12.3 +/-    6.83      33.7 +/-    6.83  0.060 / 0.070
G27     320.9          14.1                6.1 +/-    1.48      15.6 +/-    1.48  0.050 / 0.050
G29     167.6          38.4               11.6 +/-    1.24      17.4 +/-    1.24  0.040 / 0.030