PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/08-16:42:50
G10     246.9          24.0                7.7 +/-    1.51      15.4 +/-    1.51  0.040 / 0.070
G13     57.6           31.8                7.3 +/-    1.44      12.3 +/-    1.44  0.050 / 0.060
G15     100.7          58.8                9.1 +/-    0.30      10.5 +/-    0.30  0.130 / 0.590
G16     300.5          15.3                4.9 +/-    2.28      12.1 +/-    2.28  0.120 / 0.610
G20     264.2          47.9                8.1 +/-    0.68      10.5 +/-    0.68  0.050 / 0.120
G21     330.9          58.3                6.4 +/-    0.85       7.4 +/-    0.85  0.050 / 0.150
G26     273.4          17.0                7.8 +/-    1.64      18.4 +/-    1.64  0.030 / 0.030
G29     162.6          54.5                9.5 +/-    0.98      11.4 +/-    0.98  0.030 / 0.040