PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-01:58:10
G10     268.2          40.0               10.0 +/-    1.40      14.5 +/-    1.40  0.100 / 0.160
G13     41.2           16.7                8.5 +/-    2.56      20.2 +/-    2.56  0.110 / 0.190
G15     57.6           47.3                9.2 +/-    0.81      12.0 +/-    0.81  0.120 / 0.070
G16     279.7          12.0                7.7 +/-    1.95      20.4 +/-    1.95  0.100 / 0.060
G20     299.2          60.4                8.9 +/-    0.54      10.1 +/-    0.54  0.040 / 0.040
G21     4.8            72.0               10.6 +/-    0.74      11.1 +/-    0.74  0.040 / 0.040
G24     120.2          14.7               11.2 +/-    1.99      28.1 +/-    1.99  0.160 / 0.530
G27     318.8          18.6                7.6 +/-    2.00      17.3 +/-    2.00  0.250 / 0.390
G29     166.5          29.1               11.1 +/-    2.07      19.9 +/-    2.07  0.230 / 0.360