PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-14:58:10
G05     49.5           16.6                3.5 +/-    1.07       8.3 +/-    1.07  0.100 / 0.280
G10     238.5          17.3                8.6 +/-    1.71      20.2 +/-    1.71  0.090 / 0.320
G13     69.5           34.6                7.4 +/-    0.41      11.9 +/-    0.41  0.080 / 0.130
G15     113.1          54.7                7.4 +/-    0.57       8.8 +/-    0.57  0.080 / 0.130
G16     309.8          14.2                3.9 +/-    2.24      10.0 +/-    2.24  0.090 / 0.250
G20     253.4          42.5               11.6 +/-    0.88      16.2 +/-    0.88  0.090 / 0.240
G21     317.8          49.5                7.5 +/-    0.87       9.6 +/-    0.87  0.040 / 0.070
G26     283.7          19.6                6.5 +/-    1.80      14.4 +/-    1.80  0.050 / 0.070
G29     156.6          69.2                8.5 +/-    1.75       9.1 +/-    1.75  0.030 / 0.040