PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-17:12:50
G01     72.5           32.7                8.9 +/-    1.60      14.7 +/-    1.60  0.040 / 0.040
G07     135.9          27.7               11.1 +/-    1.28      20.4 +/-    1.28  0.040 / 0.050
G11     54.4           32.0                8.2 +/-    1.92      13.8 +/-    1.92  0.110 / 0.090
G13     276.1          38.6               11.8 +/-    1.17      17.6 +/-    1.17  0.070 / 0.090
G15     303.7          15.1                9.4 +/-    1.46      23.3 +/-    1.46  0.100 / 0.110
G17     228.2          66.2               12.4 +/-    0.77      13.5 +/-    0.77  0.100 / 0.110
G18     49.4           18.4                9.3 +/-    2.29      21.2 +/-    2.29  0.060 / 0.100
G19     221.8          41.0               14.6 +/-    1.98      20.9 +/-    1.98  0.050 / 0.090
G28     5.1            61.1               11.2 +/-    0.66      12.6 +/-    0.66  0.040 / 0.030
G30     133.5          60.1               12.1 +/-    0.34      13.8 +/-    0.34  0.040 / 0.040