PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/11-00:57:40
G01     269.8          41.0                9.1 +/-    2.05      13.0 +/-    2.05  0.050 / 0.050
G03     315.8          28.9                5.7 +/-    2.17      10.2 +/-    2.17  0.040 / 0.050
G10     130.1          15.9                8.7 +/-    2.50      21.1 +/-    2.50  0.060 / 0.080
G11     248.5          19.5                7.5 +/-    3.98      16.8 +/-    3.98  0.050 / 0.080
G14     43.8           49.9                7.4 +/-    0.92       9.4 +/-    0.92  0.050 / 0.050
G18     231.4          38.2               10.8 +/-    1.90      16.2 +/-    1.90  0.040 / 0.050
G22     313.9          51.4                7.5 +/-    0.97       9.3 +/-    0.97  0.070 / 0.200
G25     49.3           14.7                5.2 +/-    3.64      13.0 +/-    3.64  0.130 / 0.180
G31     54.6           73.5                6.4 +/-    0.39       6.6 +/-    0.39  0.070 / 0.090
G32     65.1           31.4                4.8 +/-    2.02       8.2 +/-    2.02  0.050 / 0.090