PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/05-06:27:50
G01     113.2          21.9                7.3 +/-    0.94      15.5 +/-    0.94  0.030 / 0.030
G07     97.3           61.4                7.2 +/-    0.36       8.1 +/-    0.36  0.030 / 0.030
G08     42.3           23.4                1.8 +/-    1.29       3.6 +/-    1.29  0.020 / 0.040
G09     173.4          16.2                6.7 +/-    1.12      16.1 +/-    1.12  0.030 / 0.040
G11     95.6           41.9                7.6 +/-    0.58      10.7 +/-    0.58  0.110 / 0.190
G13     313.9          24.8                5.6 +/-    0.89      11.1 +/-    0.89  0.100 / 0.180
G17     202.5          33.7                8.2 +/-    2.82      13.4 +/-    2.82  0.090 / 0.230
G18     84.7           22.6                5.0 +/-    0.92      10.3 +/-    0.92  0.080 / 0.220
G28     302.4          58.8                5.9 +/-    0.88       6.8 +/-    0.88  0.090 / 0.210
G30     355.4          73.0                7.3 +/-    0.86       7.6 +/-    0.86  0.070 / 0.190