PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-12:43:10
G08     266.0          18.4                4.5 +/-    1.28      10.3 +/-    1.28  0.030 / 0.030
G10     62.2           57.6                4.8 +/-    0.38       5.5 +/-    0.38  0.030 / 0.030
G11     310.9          18.0                0.8 +/-   10.18       1.9 +/-   10.18  0.030 / 0.020
G14     267.6          67.2                5.3 +/-    0.78       5.7 +/-    0.78  0.030 / 0.030
G18     311.3          34.8                2.9 +/-    0.78       4.6 +/-    0.78  0.150 / 0.230
G20     95.5           36.4                5.5 +/-    1.01       8.5 +/-    1.01  0.170 / 0.270
G21     153.8          12.0                4.3 +/-    1.41      11.4 +/-    1.41  0.040 / 0.050
G27     233.9          16.6                4.2 +/-    1.44      10.0 +/-    1.44  0.030 / 0.040
G31     180.2          28.0                5.4 +/-    0.93       9.8 +/-    0.93  0.260 / 0.230
G32     322.7          74.5                5.4 +/-    0.60       5.6 +/-    0.60  0.120 / 0.240