PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/09-13:57:50
G02     74.1           20.3                5.4 +/-    1.47      11.8 +/-    1.47  0.030 / 0.040
G05     45.6           48.3                5.5 +/-    0.83       7.1 +/-    0.83  0.030 / 0.040
G12     178.5          13.2                6.1 +/-    2.24      15.8 +/-    2.24  0.230 / 0.300
G13     111.0          26.0                9.1 +/-    2.20      17.4 +/-    2.20  0.260 / 0.370
G15     151.7          28.3                6.8 +/-    1.99      12.3 +/-    1.99  0.040 / 0.030
G20     227.4          14.9               -2.6 +/-    9.48      -6.6 +/-    9.48  0.030 / 0.020
G21     286.5          27.9               -3.4 +/-    1.44      -6.3 +/-    1.44  0.140 / 0.170
G25     217.7          37.8                6.7 +/-    1.87      10.1 +/-    1.87  0.130 / 0.210
G26     315.8          12.8                2.3 +/-    3.03       6.0 +/-    3.03  0.100 / 0.110
G29     341.0          71.1                5.3 +/-    0.61       5.5 +/-    0.61  0.080 / 0.120