PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/02-02:43:00
G10     248.2          26.0               11.3 +/-    2.14      21.5 +/-    2.14  0.040 / 0.060
G13     55.6           30.4                7.4 +/-    0.73      12.9 +/-    0.73  0.040 / 0.060
G15     89.9           57.3                8.6 +/-    0.72      10.0 +/-    0.72  0.110 / 0.130
G16     300.6          14.8                5.9 +/-    2.06      14.7 +/-    2.06  0.100 / 0.150
G20     266.5          49.0                9.8 +/-    0.72      12.5 +/-    0.72  0.130 / 0.370
G21     331.5          58.4                8.9 +/-    0.55      10.2 +/-    0.55  0.120 / 0.400
G26     272.2          16.3               10.6 +/-    2.24      25.5 +/-    2.24  0.060 / 0.170
G29     161.3          50.8                9.8 +/-    0.68      12.3 +/-    0.68  0.070 / 0.140