PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-02:58:10
G10     263.6          37.2               11.8 +/-    1.79      18.0 +/-    1.79  0.110 / 0.250
G13     43.3           20.0                7.1 +/-    2.25      15.6 +/-    2.25  0.160 / 0.310
G15     62.2           50.3                7.5 +/-    0.91       9.4 +/-    0.91  0.140 / 0.080
G16     284.4          13.2                7.3 +/-    1.86      19.0 +/-    1.86  0.070 / 0.080
G20     291.3          58.6                9.8 +/-    1.47      11.3 +/-    1.47  0.040 / 0.040
G21     356.1          69.5                8.9 +/-    0.81       9.4 +/-    0.81  0.040 / 0.050
G24     123.4          12.2                9.0 +/-    1.81      24.0 +/-    1.81  0.210 / 0.250
G27     320.6          15.1                5.6 +/-    2.57      13.9 +/-    2.57  0.150 / 0.220
G29     165.7          33.0               10.5 +/-    1.16      17.3 +/-    1.16  0.030 / 0.040