PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/28-15:12:40
G02     358.9          73.6                5.7 +/-    0.28       5.9 +/-    0.28  0.200 / 0.250
G05     163.3          40.8                7.7 +/-    1.00      11.1 +/-    1.00  0.160 / 0.240
G06     44.7           30.9                5.3 +/-    1.07       9.1 +/-    1.07  0.070 / 0.080
G12     269.0          80.9                7.3 +/-    0.80       7.4 +/-    0.80  0.050 / 0.090
G19     81.4           25.2                6.6 +/-    1.30      12.9 +/-    1.30  0.030 / 0.020
G24     218.9          15.3                8.0 +/-    2.23      19.7 +/-    2.23  0.030 / 0.020
G25     313.7          40.1                5.3 +/-    1.13       7.7 +/-    1.13  0.050 / 0.050
G29     292.8          14.0                6.1 +/-    1.54      15.6 +/-    1.54  0.050 / 0.050