PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/05/29-04:28:10
G10     260.7          34.1               10.7 +/-    1.30      17.2 +/-    1.30  0.130 / 0.310
G13     45.3           23.0                4.2 +/-    1.40       8.7 +/-    1.40  0.110 / 0.310
G15     67.2           53.2                6.1 +/-    0.39       7.4 +/-    0.39  0.040 / 0.070
G16     283.9          13.9                8.8 +/-    2.60      22.5 +/-    2.60  0.040 / 0.050
G20     311.0          66.9                6.7 +/-    0.63       7.3 +/-    0.63  0.090 / 0.210
G21     348.8          67.5                5.1 +/-    0.82       5.5 +/-    0.82  0.100 / 0.240
G24     124.9          10.7               -7.8 +/-   31.80     -21.4 +/-   31.80  0.100 / 0.110
G26     256.5          10.7               10.4 +/-    2.29      28.7 +/-    2.29  0.100 / 0.100
G27     320.9          14.2                7.5 +/-    3.61      19.1 +/-    3.61  0.070 / 0.220
G29     167.5          38.4                9.1 +/-    1.05      13.6 +/-    1.05  0.070 / 0.210