PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/10-14:28:10
G02     5.9            71.5                7.1 +/-    0.68       7.5 +/-    0.68  0.050 / 0.080
G05     162.8          42.7               11.6 +/-    1.27      16.2 +/-    1.27  0.040 / 0.070
G06     45.5           29.2                5.1 +/-    0.64       9.1 +/-    0.64  0.170 / 0.420
G12     256.0          80.8                6.1 +/-    0.84       6.2 +/-    0.84  0.160 / 0.440
G19     83.7           23.5                8.5 +/-    0.82      17.3 +/-    0.82  0.030 / 0.030
G24     217.1          13.6                9.5 +/-    2.00      24.4 +/-    2.00  0.040 / 0.030
G25     312.3          42.6                5.5 +/-    2.80       7.7 +/-    2.80  0.070 / 0.100
G29     294.6          15.7                6.0 +/-    2.23      14.7 +/-    2.23  0.060 / 0.100