PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-22:28:00
G02     305.7          81.4               11.1 +/-    0.55      11.2 +/-    0.55  0.030 / 0.030
G05     166.3          27.8               17.3 +/-    3.06      31.7 +/-    3.06  0.030 / 0.030
G06     40.5           45.4               10.6 +/-    0.82      14.2 +/-    0.82  0.100 / 0.160
G12     318.4          65.9               11.5 +/-    0.69      12.4 +/-    0.69  0.070 / 0.190
G17     80.0           17.0               11.5 +/-    2.06      27.1 +/-    2.06  0.070 / 0.110
G19     67.7           32.9               10.9 +/-    1.76      18.0 +/-    1.76  0.070 / 0.100
G24     233.2          27.1               17.0 +/-    1.15      31.7 +/-    1.15  0.030 / 0.070
G25     317.8          22.4               11.0 +/-    1.60      22.7 +/-    1.60  0.050 / 0.040