PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/08-05:58:00
G01     120.2          16.9                5.7 +/-    1.04      13.5 +/-    1.04  0.030 / 0.030
G07     80.1           65.9                5.6 +/-    0.50       6.0 +/-    0.50  0.030 / 0.030
G08     44.6           30.2                2.7 +/-    0.99       4.7 +/-    0.99  0.030 / 0.040
G09     174.5          24.0                4.8 +/-    3.74       9.7 +/-    3.74  0.030 / 0.040
G11     106.3          39.6                6.3 +/-    0.69       9.3 +/-    0.69  0.120 / 0.220
G13     318.1          18.8                4.5 +/-    2.41      10.3 +/-    2.41  0.130 / 0.250
G17     200.3          25.5                5.3 +/-    2.72      10.3 +/-    2.72  0.140 / 0.250
G18     93.0           20.1                5.6 +/-    0.86      12.4 +/-    0.86  0.130 / 0.300
G28     287.9          55.8                6.0 +/-    0.56       7.0 +/-    0.56  0.090 / 0.170
G30     341.0          66.3                3.3 +/-    0.67       3.5 +/-    0.67  0.090 / 0.210