PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/28-00:58:00
G08     265.3          15.5                9.8 +/-    2.09      24.2 +/-    2.09  0.270 / 0.600
G10     74.1           53.9                9.1 +/-    0.48      11.0 +/-    0.48  0.160 / 0.560
G11     307.7          19.9                7.1 +/-    2.09      15.7 +/-    2.09  0.040 / 0.040
G14     279.0          68.3                9.1 +/-    0.45       9.7 +/-    0.45  0.040 / 0.050
G18     308.3          37.8                8.0 +/-    1.56      12.1 +/-    1.56  0.060 / 0.100
G20     102.0          31.6                8.7 +/-    1.40      14.8 +/-    1.40  0.050 / 0.110
G21     156.2          10.2               13.0 +/-    2.77      36.0 +/-    2.77  0.020 / 0.020
G27     227.3          12.0               11.3 +/-    4.16      30.2 +/-    4.16  0.020 / 0.020
G31     175.5          38.3               11.6 +/-    1.46      17.4 +/-    1.46  0.110 / 0.310
G32     357.7          70.7                8.2 +/-    0.61       8.7 +/-    0.61  0.140 / 0.290