PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/16-17:57:30
G08     301.9          21.9                8.0 +/-    1.02      16.8 +/-    1.02  0.060 / 0.080
G10     354.0          62.2                7.2 +/-    0.55       8.0 +/-    0.55  0.060 / 0.080
G14     222.7          34.0                9.7 +/-    1.23      15.7 +/-    1.23  0.040 / 0.060
G20     56.6           54.5                8.1 +/-    0.82       9.7 +/-    0.82  0.040 / 0.060
G21     141.8          48.5                9.8 +/-    0.36      12.6 +/-    0.36  0.100 / 0.160
G24     65.7           29.3                8.5 +/-    1.59      15.1 +/-    1.59  0.140 / 0.130
G27     263.8          35.8               10.9 +/-    1.05      17.1 +/-    1.05  0.110 / 0.170
G32     231.9          62.3                9.3 +/-    1.28      10.3 +/-    1.28  0.120 / 0.220