PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/27-19:12:50
G08     270.7          20.5                9.5 +/-    1.86      20.5 +/-    1.86  0.040 / 0.040
G10     51.2           60.0                8.4 +/-    0.59       9.5 +/-    0.59  0.070 / 0.050
G11     314.3          14.6                7.8 +/-    2.67      19.6 +/-    2.67  0.110 / 0.290
G14     255.5          63.1                9.8 +/-    0.91      10.8 +/-    0.91  0.110 / 0.350
G20     89.7           40.2                8.7 +/-    1.26      12.6 +/-    1.26  0.120 / 0.250
G21     153.1          18.6                9.6 +/-    1.23      21.8 +/-    1.23  0.090 / 0.240
G24     40.1           10.4                7.7 +/-    2.14      21.3 +/-    2.14  0.140 / 0.160
G27     238.3          20.2                9.9 +/-    1.52      21.7 +/-    1.52  0.140 / 0.230
G31     181.2          22.5               10.6 +/-    1.32      22.0 +/-    1.32  0.240 / 0.400
G32     314.5          76.0                9.0 +/-    0.35       9.2 +/-    0.35  0.200 / 0.310