PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/03-01:28:00
G08     298.1          21.3                7.4 +/-    1.64      15.7 +/-    1.64  0.050 / 0.100
G10     8.9            62.7                7.2 +/-    0.33       8.0 +/-    0.33  0.070 / 0.120
G14     228.3          44.5               12.6 +/-    0.96      17.1 +/-    0.96  0.040 / 0.030
G20     63.9           52.9                8.4 +/-    0.46      10.2 +/-    0.46  0.040 / 0.040
G21     146.4          42.2               11.3 +/-    0.82      15.9 +/-    0.82  0.070 / 0.110
G24     57.6           26.4                6.9 +/-    1.56      13.1 +/-    1.56  0.070 / 0.090
G27     256.0          32.6               10.3 +/-    1.41      17.1 +/-    1.41  0.040 / 0.080
G32     242.7          66.3                9.9 +/-    0.75      10.8 +/-    0.75  0.040 / 0.090