PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/12-03:12:50
G01     260.0          38.9                5.1 +/-    0.79       7.5 +/-    0.79  0.200 / 0.330
G03     316.5          35.6                3.3 +/-    1.25       5.2 +/-    1.25  0.220 / 0.400
G10     134.0          10.0                4.8 +/-    1.64      13.5 +/-    1.64  0.040 / 0.060
G11     242.3          15.8                4.7 +/-    2.36      11.5 +/-    2.36  0.040 / 0.060
G14     51.6           45.9                1.8 +/-    0.57       2.3 +/-    0.57  0.040 / 0.080
G18     225.4          32.9                6.6 +/-    1.05      11.0 +/-    1.05  0.040 / 0.080
G22     311.2          58.7                3.3 +/-    0.93       3.8 +/-    0.93  0.100 / 0.390
G26     141.3          32.3                6.2 +/-    0.86      10.3 +/-    0.86  0.100 / 0.350
G31     44.5           65.1                1.3 +/-    0.26       1.5 +/-    0.26  0.080 / 0.090
G32     71.7           26.4                2.5 +/-    0.88       4.7 +/-    0.88  0.070 / 0.090