PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-00:27:50
G05     47.7           19.0                7.5 +/-    1.06      16.9 +/-    1.06  0.040 / 0.080
G10     233.9          11.2                3.6 +/-   35.23       9.8 +/-   35.23  0.050 / 0.080
G13     79.1           35.5                8.6 +/-    1.03      13.5 +/-    1.03  0.160 / 0.340
G15     127.7          50.4               11.3 +/-    0.60      14.2 +/-    0.60  0.150 / 0.390
G16     318.0          10.3               -7.1 +/-   10.61     -19.8 +/-   10.61  0.130 / 0.270
G20     245.3          34.3                9.8 +/-    2.21      15.7 +/-    2.21  0.140 / 0.300
G21     310.3          44.5                7.1 +/-    1.30       9.7 +/-    1.30  0.110 / 0.620
G25     201.4          14.2               11.1 +/-    0.99      28.0 +/-    0.99  0.120 / 0.600
G26     292.0          20.0                8.8 +/-    2.15      19.4 +/-    2.15  0.050 / 0.150
G29     147.9          74.6                9.9 +/-    0.41      10.2 +/-    0.41  0.050 / 0.130