PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-02:57:40
G10     261.2          35.7               11.9 +/-    0.81      18.7 +/-    0.81  0.040 / 0.050
G13     44.6           21.7                8.1 +/-    1.27      17.2 +/-    1.27  0.040 / 0.050
G15     65.1           51.8               10.1 +/-    0.24      12.5 +/-    0.24  0.100 / 0.200
G16     286.7          13.7                8.6 +/-    1.30      22.0 +/-    1.30  0.100 / 0.190
G20     287.3          57.4               12.0 +/-    1.02      13.9 +/-    1.02  0.080 / 0.110
G21     351.7          68.0               11.1 +/-    0.79      11.8 +/-    0.79  0.090 / 0.080
G24     125.2          10.8               -0.9 +/-   35.17      -2.6 +/-   35.17  0.160 / 0.330
G26     259.3          10.6               11.0 +/-    2.66      30.2 +/-    2.66  0.130 / 0.250
G27     321.3          13.2                6.3 +/-    3.50      16.5 +/-    3.50  0.190 / 0.330
G29     165.2          35.4               11.5 +/-    0.91      18.2 +/-    0.91  0.120 / 0.300