PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-18:58:00
G01     50.9           26.1               12.2 +/-    1.25      23.2 +/-    1.25  0.080 / 0.300
G06     177.1          25.1               16.9 +/-    1.45      33.0 +/-    1.45  0.140 / 0.350
G07     146.0          13.7               17.5 +/-    3.62      45.0 +/-    3.62  0.200 / 0.290
G11     45.0           16.3               10.7 +/-    2.01      25.8 +/-    2.01  0.160 / 0.400
G13     251.6          30.9               16.2 +/-    1.65      27.8 +/-    1.65  0.030 / 0.030
G15     285.7          15.5               13.1 +/-    1.59      32.2 +/-    1.59  0.020 / 0.030
G17     297.8          78.0               14.6 +/-    0.49      14.9 +/-    0.49  0.060 / 0.070
G19     244.1          57.1               15.8 +/-    0.63      18.4 +/-    0.63  0.050 / 0.060
G28     51.2           53.2               12.0 +/-    0.34      14.6 +/-    0.34  0.140 / 0.370
G30     149.2          42.1               15.8 +/-    0.91      22.2 +/-    0.91  0.120 / 0.410