PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-08:58:10
G01     38.7           12.4                1.9 +/-    0.77       5.0 +/-    0.77  0.060 / 0.080
G02     200.2          11.4                2.2 +/-    8.96       5.9 +/-    8.96  0.050 / 0.080
G06     173.5          44.7                9.4 +/-    0.84      12.7 +/-    0.84  0.070 / 0.170
G13     232.9          18.7                5.3 +/-    1.47      12.1 +/-    1.47  0.100 / 0.160
G15     269.0          10.1                2.0 +/-    2.34       5.6 +/-    2.34  0.130 / 0.130
G17     15.6           64.5                4.6 +/-    0.30       5.0 +/-    0.30  0.160 / 0.180
G19     285.5          68.9                4.8 +/-    0.60       5.1 +/-    0.60  0.040 / 0.050
G24     312.8          26.9                4.8 +/-    2.36       8.9 +/-    2.36  0.050 / 0.060
G28     76.8           45.5                4.9 +/-    0.64       6.6 +/-    0.64  0.080 / 0.270
G30     156.4          23.9                7.4 +/-    2.29      14.7 +/-    2.29  0.090 / 0.370