PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/07-22:42:40
G02     356.2          76.0                7.3 +/-    0.57       7.5 +/-    0.57  0.070 / 0.080
G05     161.6          38.0               11.3 +/-    1.11      17.0 +/-    1.11  0.040 / 0.080
G06     43.0           35.6                7.6 +/-    0.65      12.0 +/-    0.65  0.110 / 0.190
G12     301.3          76.3                7.1 +/-    0.61       7.3 +/-    0.61  0.110 / 0.220
G17     88.5           10.9                9.1 +/-    2.28      24.8 +/-    2.28  0.100 / 0.300
G19     77.5           26.7                8.8 +/-    1.92      16.6 +/-    1.92  0.100 / 0.340
G24     224.9          19.9               10.6 +/-    1.51      23.5 +/-    1.51  0.030 / 0.030
G25     316.5          32.0                8.3 +/-    1.54      14.0 +/-    1.54  0.030 / 0.030