PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/11-13:43:00
G01     300.9          37.5                6.6 +/-    1.33      10.0 +/-    1.33  0.060 / 0.100
G03     309.2          13.1              -13.4 +/-   23.00     -34.8 +/-   23.00  0.060 / 0.080
G10     112.4          34.2                7.1 +/-    0.72      11.4 +/-    0.72  0.050 / 0.070
G11     273.1          27.6                6.2 +/-    1.84      11.5 +/-    1.84  0.050 / 0.090
G14     11.9           63.3                6.3 +/-    0.52       7.0 +/-    0.52  0.030 / 0.030
G18     261.6          50.8                7.2 +/-    8.70       8.9 +/-    8.70  0.040 / 0.030
G22     312.7          34.1                4.0 +/-    0.70       6.5 +/-    0.70  0.060 / 0.040
G25     73.8           17.2                6.8 +/-    1.72      16.0 +/-    1.72  0.070 / 0.050
G31     164.2          70.1                7.3 +/-    0.43       7.8 +/-    0.43  0.110 / 0.160
G32     38.5           51.3                5.7 +/-    0.76       7.1 +/-    0.76  0.120 / 0.230