PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/10-07:43:10
G01     124.9          13.3                4.3 +/-    2.18      11.1 +/-    2.18  0.040 / 0.040
G07     63.6           68.5                5.9 +/-    0.47       6.3 +/-    0.47  0.040 / 0.040
G08     47.5           35.3                3.7 +/-    1.08       5.9 +/-    1.08  0.030 / 0.030
G09     173.9          28.3                6.4 +/-    1.65      11.6 +/-    1.65  0.020 / 0.040
G11     113.5          37.0                6.7 +/-    1.04      10.3 +/-    1.04  0.110 / 0.370
G13     320.2          14.2                1.0 +/-    2.29       2.7 +/-    2.29  0.120 / 0.340
G17     199.5          19.3                4.5 +/-    0.93      10.0 +/-    0.93  0.130 / 0.400
G18     99.4           17.9                6.1 +/-    2.28      14.2 +/-    2.28  0.130 / 0.320
G28     279.0          53.4                6.2 +/-    0.58       7.5 +/-    0.58  0.090 / 0.280
G30     333.6          61.5                3.4 +/-    0.69       3.8 +/-    0.69  0.090 / 0.310