PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/22-01:43:00
G01     290.4          40.4               10.2 +/-    1.13      14.7 +/-    1.13  0.050 / 0.100
G03     311.9          16.3                9.3 +/-    1.61      22.5 +/-    1.61  0.070 / 0.080
G10     120.1          27.9               10.3 +/-    1.63      18.8 +/-    1.63  0.070 / 0.100
G11     263.4          25.7               13.4 +/-    2.16      25.7 +/-    2.16  0.080 / 0.110
G14     23.7           59.0                8.9 +/-    0.32      10.2 +/-    0.32  0.050 / 0.050
G18     250.3          47.4               12.9 +/-    1.03      16.8 +/-    1.03  0.050 / 0.060
G22     313.8          38.0                9.7 +/-    1.73      14.6 +/-    1.73  0.120 / 0.210
G25     64.2           17.9                7.9 +/-    0.92      18.4 +/-    0.92  0.120 / 0.250
G31     123.3          79.1               11.5 +/-    0.49      11.7 +/-    0.49  0.050 / 0.110
G32     52.2           40.8                8.4 +/-    1.04      12.1 +/-    1.04  0.050 / 0.140