PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/11-02:57:40
G01     271.6          41.2               10.9 +/-    2.22      15.6 +/-    2.22  0.050 / 0.040
G03     315.6          27.8                6.4 +/-    2.85      11.7 +/-    2.85  0.050 / 0.040
G10     129.4          17.0                9.3 +/-    1.63      21.9 +/-    1.63  0.040 / 0.060
G11     250.0          20.2               10.7 +/-    3.02      23.5 +/-    3.02  0.050 / 0.050
G14     41.6           51.1                8.7 +/-    0.74      10.9 +/-    0.74  0.160 / 0.420
G18     233.6          39.3               12.4 +/-    1.24      18.3 +/-    1.24  0.220 / 0.430
G22     314.1          50.6                8.5 +/-    0.80      10.7 +/-    0.80  0.070 / 0.080
G25     51.4           15.8                5.3 +/-    2.70      13.0 +/-    2.70  0.050 / 0.080
G31     56.2           73.5                8.6 +/-    0.59       8.9 +/-    0.59  0.140 / 0.210
G32     64.3           31.8                6.6 +/-    1.06      11.1 +/-    1.06  0.070 / 0.200