PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-06:57:50
G01     44.3           20.3                2.9 +/-    0.81       6.3 +/-    0.81  0.050 / 0.080
G06     175.3          30.9                9.0 +/-    1.60      15.4 +/-    1.60  0.050 / 0.080
G11     44.2           13.7                2.0 +/-    2.10       5.1 +/-    2.10  0.070 / 0.260
G13     243.2          27.9                9.4 +/-    2.99      17.2 +/-    2.99  0.080 / 0.230
G15     276.0          14.8                7.0 +/-    1.04      17.4 +/-    1.04  0.070 / 0.220
G17     340.6          76.5                7.3 +/-    0.67       7.5 +/-    0.67  0.070 / 0.230
G19     258.3          66.6                8.0 +/-    0.86       8.6 +/-    0.86  0.040 / 0.040
G24     318.6          11.2               -9.2 +/-   24.41     -25.1 +/-   24.41  0.040 / 0.030
G28     49.4           56.0                5.3 +/-    0.44       6.3 +/-    0.44  0.040 / 0.050
G30     153.2          39.2               10.3 +/-    0.80      15.1 +/-    0.80  0.040 / 0.060