PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/30-19:57:40
G01     315.1          25.6                5.6 +/-    0.91      10.9 +/-    0.91  0.040 / 0.040
G10     93.3           46.9                7.3 +/-    0.30       9.5 +/-    0.30  0.050 / 0.050
G11     292.6          27.1                6.5 +/-    1.08      12.1 +/-    1.08  0.080 / 0.150
G14     328.7          70.9                7.3 +/-    0.94       7.7 +/-    0.94  0.060 / 0.130
G20     112.9          22.2                8.3 +/-    1.20      17.4 +/-    1.20  0.170 / 0.270
G22     305.3          16.6                5.8 +/-    1.99      13.9 +/-    1.99  0.110 / 0.190
G25     87.6           12.0                8.3 +/-    1.89      22.2 +/-    1.89  0.130 / 0.280
G31     176.3          50.1                9.2 +/-    0.86      11.6 +/-    0.86  0.130 / 0.250
G32     22.0           61.0                7.4 +/-    0.61       8.3 +/-    0.61  0.030 / 0.070