PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/08-05:27:50
G01     106.1          24.4                6.2 +/-    1.10      12.2 +/-    1.10  0.030 / 0.020
G07     104.8          58.8                5.9 +/-    1.42       6.7 +/-    1.42  0.030 / 0.030
G08     42.0           21.5                2.4 +/-    2.83       5.0 +/-    2.83  0.190 / 0.260
G09     173.1          12.8                3.3 +/-    1.76       8.6 +/-    1.76  0.180 / 0.200
G11     94.3           44.9                6.2 +/-    1.15       8.4 +/-    1.15  0.040 / 0.030
G13     309.9          29.2                2.9 +/-    1.19       5.1 +/-    1.19  0.040 / 0.030
G17     204.3          36.1                2.3 +/-    0.79       3.6 +/-    0.79  0.040 / 0.060
G19     207.5          13.9                3.0 +/-    3.67       7.7 +/-    3.67  0.050 / 0.050
G28     300.2          56.7                4.1 +/-    1.62       4.8 +/-    1.62  0.070 / 0.090
G30     2.3            76.1                4.6 +/-    0.56       4.7 +/-    0.56  0.070 / 0.080