PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/12-03:42:30
G10     300.8          53.5                7.7 +/-    1.80       9.3 +/-    1.80  0.040 / 0.040
G14     210.2          12.9               10.7 +/-    4.46      28.0 +/-    4.46  0.040 / 0.040
G15     45.8           25.8                4.5 +/-    0.65       8.7 +/-    0.65  0.060 / 0.080
G20     355.6          65.2                7.9 +/-    1.20       8.6 +/-    1.20  0.080 / 0.090
G21     100.2          73.2                9.0 +/-    0.94       9.3 +/-    0.94  0.050 / 0.040
G24     96.2           27.0                7.4 +/-    1.02      13.9 +/-    1.02  0.050 / 0.050
G27     300.2          34.3                7.5 +/-    1.10      12.1 +/-    1.10  0.100 / 0.460
G32     211.3          30.7                8.7 +/-    1.17      15.1 +/-    1.17  0.090 / 0.540