PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/15-00:13:10
G05     49.8           14.6                6.7 +/-    1.60      16.8 +/-    1.60  0.150 / 0.330
G10     237.8          14.3               15.7 +/-    2.92      39.6 +/-    2.92  0.120 / 0.220
G13     72.5           36.1               10.4 +/-    0.74      16.2 +/-    0.74  0.150 / 0.290
G15     124.0          53.7               13.0 +/-    0.78      15.7 +/-    0.78  0.100 / 0.270
G16     310.8          14.0                9.3 +/-    2.07      23.8 +/-    2.07  0.040 / 0.080
G20     246.4          25.9               15.6 +/-    1.49      29.8 +/-    1.49  0.050 / 0.070
G21     314.7          47.9               10.3 +/-    1.20      13.4 +/-    1.20  0.170 / 0.350
G26     283.3          20.6                9.1 +/-    1.87      19.6 +/-    1.87  0.160 / 0.330
G29     158.2          70.7               11.3 +/-    1.02      11.9 +/-    1.02  0.040 / 0.040