PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/15-21:57:40
G01     290.2          40.6                7.7 +/-    0.76      11.0 +/-    0.76  0.060 / 0.100
G03     312.0          16.7                7.2 +/-    2.50      17.2 +/-    2.50  0.060 / 0.090
G10     120.1          27.6                9.4 +/-    1.56      17.3 +/-    1.56  0.060 / 0.080
G11     262.9          25.6               10.4 +/-    1.27      20.0 +/-    1.27  0.060 / 0.100
G14     25.4           58.3                7.8 +/-    0.65       9.0 +/-    0.65  0.040 / 0.060
G18     248.2          47.4               10.1 +/-    0.63      13.2 +/-    0.63  0.040 / 0.060
G22     313.9          38.0                7.9 +/-    1.61      11.9 +/-    1.61  0.140 / 0.200
G25     61.9           16.9                6.9 +/-    0.96      16.4 +/-    0.96  0.110 / 0.230
G31     137.6          78.9               10.9 +/-    1.13      11.1 +/-    1.13  0.080 / 0.230
G32     51.4           41.7                6.6 +/-    0.83       9.3 +/-    0.83  0.080 / 0.190