PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/02-16:12:50
G10     248.4          26.8                9.9 +/-    1.06      18.6 +/-    1.06  0.040 / 0.060
G13     55.2           29.9                6.2 +/-    0.92      10.9 +/-    0.92  0.030 / 0.060
G15     87.9           56.9                8.2 +/-    0.58       9.6 +/-    0.58  0.030 / 0.050
G20     268.7          51.3                8.0 +/-    1.20      10.0 +/-    1.20  0.030 / 0.060
G21     331.3          58.1                6.2 +/-    0.80       7.2 +/-    0.80  0.060 / 0.170
G26     270.7          16.4                8.1 +/-    1.43      19.6 +/-    1.43  0.060 / 0.190
G29     163.0          54.1               10.4 +/-    1.21      12.5 +/-    1.21  0.080 / 0.120