PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/16-22:27:40
G01     235.5          27.8                8.8 +/-    0.92      16.1 +/-    0.92  0.040 / 0.030
G03     311.8          54.1                4.3 +/-    1.33       5.1 +/-    1.33  0.040 / 0.030
G14     68.8           37.6                5.9 +/-    2.07       8.9 +/-    2.07  0.080 / 0.160
G16     154.7          30.3                8.6 +/-    1.03      14.9 +/-    1.03  0.090 / 0.170
G22     278.2          73.4                6.4 +/-    0.86       6.7 +/-    0.86  0.070 / 0.100
G23     295.8          27.1               -5.8 +/-    3.27     -10.8 +/-    3.27  0.080 / 0.080
G26     122.5          47.4                8.7 +/-    1.23      11.4 +/-    1.23  0.080 / 0.050
G31     41.5           45.8                5.6 +/-    1.03       7.5 +/-    1.03  0.070 / 0.040
G32     87.5           14.1                6.7 +/-    2.54      17.2 +/-    2.54  0.080 / 0.060