PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-07:58:00
G01     249.6          35.9                5.6 +/-    2.26       8.8 +/-    2.26  0.030 / 0.040
G03     316.3          45.5                4.2 +/-    0.95       5.6 +/-    0.95  0.040 / 0.040
G11     237.2          11.4                5.0 +/-    7.02      13.4 +/-    7.02  0.050 / 0.080
G14     59.7           41.1                3.3 +/-    2.44       4.7 +/-    2.44  0.050 / 0.080
G18     219.5          27.0                4.2 +/-    4.31       7.8 +/-    4.31  0.080 / 0.090
G22     303.9          67.0                3.5 +/-    0.84       3.8 +/-    0.84  0.080 / 0.080
G25     40.6           10.3               -0.2 +/-    2.78      -0.6 +/-    2.78  0.040 / 0.100
G26     137.2          37.8                4.4 +/-    0.71       6.7 +/-    0.71  0.060 / 0.070
G31     41.8           57.3                2.7 +/-    0.49       3.2 +/-    0.49  0.090 / 0.340
G32     75.9           24.8                5.6 +/-    1.20      11.0 +/-    1.20  0.080 / 0.320