PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-22:12:50
G03     263.7          70.0                9.2 +/-    0.68       9.7 +/-    0.68  0.040 / 0.040
G09     300.9          17.7                8.5 +/-    2.72      19.9 +/-    2.72  0.040 / 0.040
G14     92.0           22.5                8.1 +/-    1.57      16.7 +/-    1.57  0.100 / 0.220
G16     133.4          53.4               10.6 +/-    0.55      12.9 +/-    0.55  0.110 / 0.230
G22     204.4          62.6                8.8 +/-    0.72       9.8 +/-    0.72  0.040 / 0.040
G23     313.9          43.7                7.7 +/-    0.84      10.5 +/-    0.84  0.040 / 0.030
G26     80.5           53.8                7.6 +/-    0.82       9.2 +/-    0.82  0.040 / 0.050
G31     49.2           24.7                6.6 +/-    2.44      12.9 +/-    2.44  0.040 / 0.050