PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/08-22:43:10
G02     2.0            74.2                9.9 +/-    0.39      10.2 +/-    0.39  0.040 / 0.070
G05     160.4          40.3               13.1 +/-    1.00      19.0 +/-    1.00  0.050 / 0.060
G06     43.7           33.6                9.6 +/-    2.00      15.6 +/-    2.00  0.030 / 0.030
G12     292.7          78.1               10.6 +/-    1.17      10.8 +/-    1.17  0.040 / 0.020
G17     90.3           9.5                12.2 +/-    2.46      34.5 +/-    2.46  0.070 / 0.120
G19     79.6           25.3               10.8 +/-    1.24      21.0 +/-    1.24  0.080 / 0.120
G24     223.3          18.3               14.1 +/-    2.54      32.4 +/-    2.54  0.080 / 0.200
G25     315.9          34.1                9.1 +/-    1.19      14.7 +/-    1.19  0.130 / 0.260
G29     290.2          11.5                0.4 +/-   24.75       1.2 +/-   24.75  0.290 / 0.340