PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/22-13:12:50
G01     292.8          40.3                8.6 +/-    7.56      12.4 +/-    7.56  0.070 / 0.080
G03     312.0          19.1                2.0 +/-    2.56       4.5 +/-    2.56  0.070 / 0.090
G10     118.3          29.0                6.1 +/-    1.18      11.0 +/-    1.18  0.080 / 0.100
G11     265.6          26.1                4.6 +/-    2.43       8.7 +/-    2.43  0.060 / 0.090
G14     23.0           59.3                4.9 +/-    1.04       5.5 +/-    1.04  0.040 / 0.040
G18     250.9          48.5                6.8 +/-    6.16       8.7 +/-    6.16  0.040 / 0.050
G22     314.4          40.7                3.8 +/-    1.09       5.5 +/-    1.09  0.050 / 0.040
G25     67.2           17.9                3.9 +/-    1.85       9.1 +/-    1.85  0.050 / 0.040
G31     146.5          77.0                5.1 +/-    0.67       5.2 +/-    0.67  0.060 / 0.070
G32     45.3           47.1                3.7 +/-    0.61       4.9 +/-    0.61  0.060 / 0.070