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                7.4 +/-    3.07      16.1 +/-    3.07  0.060 / 0.070
G10     51.2           60.0                7.2 +/-    0.42       8.2 +/-    0.42  0.040 / 0.060
G11     314.3          14.6                8.0 +/-    1.94      20.1 +/-    1.94  0.080 / 0.140
G14     255.5          63.1                8.0 +/-    0.58       8.9 +/-    0.58  0.100 / 0.150
G20     89.7           40.2                8.8 +/-    0.37      12.8 +/-    0.37  0.250 / 0.360
G21     153.1          18.6                9.3 +/-    2.96      21.1 +/-    2.96  0.170 / 0.300
G24     40.1           10.4                8.0 +/-    1.65      22.1 +/-    1.65  0.120 / 0.380
G27     238.3          20.2                9.5 +/-    1.63      20.9 +/-    1.63  0.090 / 0.410
G31     181.2          22.5                9.1 +/-    2.48      18.7 +/-    2.48  0.120 / 0.250
G32     314.5          76.0                8.6 +/-    0.65       8.8 +/-    0.65  0.100 / 0.280