PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/22-12:58:00
G01     300.8          37.5                4.5 +/-    1.28       6.9 +/-    1.28  0.080 / 0.090
G03     309.3          13.7              -13.0 +/-   23.10     -33.4 +/-   23.10  0.070 / 0.080
G10     112.4          34.2                4.6 +/-    1.01       7.4 +/-    1.01  0.060 / 0.080
G11     273.1          27.6                5.8 +/-    1.77      10.6 +/-    1.77  0.050 / 0.070
G14     11.9           63.3                4.1 +/-    0.63       4.6 +/-    0.63  0.050 / 0.040
G18     262.0          50.7                7.4 +/-    8.65       9.3 +/-    8.65  0.050 / 0.030
G22     312.9          34.8                2.4 +/-    1.52       3.8 +/-    1.52  0.060 / 0.050
G25     74.2           17.3                5.0 +/-    1.29      11.7 +/-    1.29  0.050 / 0.050
G31     162.9          70.4                5.6 +/-    0.35       5.9 +/-    0.35  0.080 / 0.090
G32     38.0           51.7                3.5 +/-    0.83       4.3 +/-    0.83  0.060 / 0.090