PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-02:42:50
G01     273.3          41.4                7.1 +/-    2.37      10.1 +/-    2.37  0.050 / 0.060
G03     315.3          26.7                4.0 +/-    1.14       7.5 +/-    1.14  0.040 / 0.050
G10     128.6          18.0                6.4 +/-    2.54      14.7 +/-    2.54  0.050 / 0.060
G11     251.1          20.8                7.7 +/-    3.08      16.6 +/-    3.08  0.060 / 0.050
G14     40.2           51.8                5.4 +/-    1.08       6.6 +/-    1.08  0.100 / 0.350
G18     234.8          40.2                8.7 +/-    1.80      12.6 +/-    1.80  0.110 / 0.320
G22     314.3          49.4                5.1 +/-    1.17       6.5 +/-    1.17  0.060 / 0.060
G25     52.4           16.1                3.8 +/-    3.08       9.1 +/-    3.08  0.040 / 0.060
G31     59.3           74.7                5.4 +/-    0.65       5.6 +/-    0.65  0.120 / 0.230
G32     63.2           32.6                4.3 +/-    1.69       7.1 +/-    1.69  0.120 / 0.210