PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-04:12:30
G10     304.6          54.6                7.4 +/-    1.40       8.8 +/-    1.40  0.040 / 0.030
G14     210.8          15.2               11.4 +/-    2.92      28.2 +/-    2.92  0.040 / 0.040
G15     45.6           23.6                4.5 +/-    0.88       9.2 +/-    0.88  0.070 / 0.090
G20     1.6            64.9                7.2 +/-    0.74       7.8 +/-    0.74  0.080 / 0.090
G21     107.3          71.4                9.2 +/-    0.60       9.6 +/-    0.60  0.040 / 0.040
G24     93.4           27.8                6.7 +/-    1.92      12.3 +/-    1.92  0.040 / 0.040
G27     297.5          35.2                8.1 +/-    1.19      12.8 +/-    1.19  0.160 / 0.610
G32     212.4          32.9                9.7 +/-    0.96      16.0 +/-    0.96  0.190 / 0.430