PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/09-18:12:50
G01     316.6          24.7                6.5 +/-    2.12      12.8 +/-    2.12  0.130 / 0.270
G08     252.4          10.9                8.9 +/-    4.82      24.4 +/-    4.82  0.160 / 0.360
G10     88.1           48.2               10.0 +/-    0.80      12.9 +/-    0.80  0.040 / 0.040
G11     301.9          22.1                8.3 +/-    1.90      17.4 +/-    1.90  0.040 / 0.050
G14     299.5          69.6                9.0 +/-    0.72       9.5 +/-    0.72  0.230 / 0.430
G20     110.8          22.3               10.8 +/-    0.74      22.5 +/-    0.74  0.240 / 0.340
G22     303.4          12.9                9.0 +/-    1.66      23.5 +/-    1.66  0.170 / 0.390
G25     97.0           10.1                1.4 +/-   35.98       3.9 +/-   35.98  0.140 / 0.530
G31     174.9          46.9               11.5 +/-    0.99      15.1 +/-    0.99  0.040 / 0.050
G32     19.4           62.8                8.8 +/-    1.07       9.8 +/-    1.07  0.030 / 0.050