PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/05-04:57:50
G01     123.1          12.9                6.3 +/-    3.13      16.4 +/-    3.13  0.040 / 0.030
G07     61.2           68.9                4.7 +/-    0.46       5.0 +/-    0.46  0.040 / 0.030
G08     49.0           37.8                5.4 +/-    1.27       8.1 +/-    1.27  0.050 / 0.060
G09     175.5          31.4                6.3 +/-    1.96      10.8 +/-    1.96  0.050 / 0.050
G11     119.2          37.6                6.9 +/-    0.97      10.5 +/-    0.97  0.140 / 0.180
G13     319.9          14.9                3.8 +/-    2.80       9.5 +/-    2.80  0.140 / 0.290
G17     199.6          16.7                5.9 +/-    1.79      14.0 +/-    1.79  0.070 / 0.100
G28     271.0          47.6                5.7 +/-    2.02       7.4 +/-    2.02  0.060 / 0.120
G30     330.8          60.0                4.3 +/-    0.95       4.9 +/-    0.95  0.020 / 0.040