PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/09-01:57:40
G02     84.7           12.8                8.8 +/-    1.15      23.1 +/-    1.15  0.100 / 0.070
G05     45.0           30.4                7.9 +/-    1.38      13.8 +/-    1.38  0.060 / 0.110
G13     97.6           33.7               11.4 +/-    1.12      18.5 +/-    1.12  0.100 / 0.210
G15     144.7          38.8               13.1 +/-    0.65      19.4 +/-    0.65  0.110 / 0.240
G20     235.7          30.3               12.5 +/-    1.36      21.8 +/-    1.36  0.120 / 0.170
G21     297.5          35.8                9.4 +/-    2.19      14.8 +/-    2.19  0.110 / 0.160
G25     208.8          25.0               12.6 +/-    0.96      24.6 +/-    0.96  0.020 / 0.020
G26     303.1          19.5                5.9 +/-    0.75      13.1 +/-    0.75  0.020 / 0.020
G29     14.4           86.2               10.4 +/-    0.61      10.5 +/-    0.61  0.140 / 0.130