PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/08-09:27:50
G01     271.1          41.0                6.4 +/-    2.28       9.1 +/-    2.28  0.040 / 0.040
G03     315.9          30.0                3.8 +/-    1.58       6.7 +/-    1.58  0.070 / 0.060
G10     129.7          17.0                3.9 +/-    2.31       9.3 +/-    2.31  0.070 / 0.080
G11     251.2          20.2                5.1 +/-    2.28      11.2 +/-    2.28  0.050 / 0.070
G14     38.6           53.1                3.6 +/-    1.31       4.4 +/-    1.31  0.060 / 0.040
G18     235.1          39.3                5.5 +/-    1.18       8.1 +/-    1.18  0.060 / 0.060
G22     314.2          54.8                4.0 +/-    0.85       4.8 +/-    0.85  0.210 / 0.210
G25     52.8           16.9                0.9 +/-    3.14       2.2 +/-    3.14  0.060 / 0.140
G31     53.5           71.5                3.9 +/-    0.36       4.0 +/-    0.36  0.230 / 0.390
G32     65.2           31.0                3.0 +/-    1.52       5.2 +/-    1.52  0.210 / 0.310