PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/26-13:58:00
G01     255.0          37.7                7.6 +/-    1.73      11.5 +/-    1.73  0.060 / 0.070
G03     316.8          44.1                5.1 +/-    0.64       6.9 +/-    0.64  0.050 / 0.080
G11     239.3          13.6                5.2 +/-    2.11      13.3 +/-    2.11  0.080 / 0.080
G14     56.6           42.5                6.1 +/-    1.74       8.5 +/-    1.74  0.090 / 0.080
G18     220.8          29.6                6.1 +/-    1.34      10.8 +/-    1.34  0.040 / 0.080
G22     306.9          67.0                6.6 +/-    0.69       7.1 +/-    0.69  0.050 / 0.080
G25     41.8           11.0                5.4 +/-    2.24      14.7 +/-    2.24  0.060 / 0.080
G26     143.9          33.3                7.2 +/-    1.26      11.8 +/-    1.26  0.060 / 0.100
G31     42.8           64.3                5.9 +/-    0.71       6.5 +/-    0.71  0.040 / 0.030
G32     71.4           29.4                6.5 +/-    1.77      11.6 +/-    1.77  0.040 / 0.030