PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-23:58:10
G01     217.8          10.4                8.7 +/-    7.32      24.0 +/-    7.32  0.040 / 0.040
G03     264.4          70.0                6.7 +/-    0.68       7.1 +/-    0.68  0.030 / 0.040
G09     300.3          16.2                5.7 +/-    2.86      13.7 +/-    2.86  0.130 / 0.230
G14     91.9           22.5                6.1 +/-    1.67      12.6 +/-    1.67  0.110 / 0.200
G16     133.5          53.3                7.2 +/-    0.67       8.8 +/-    0.67  0.220 / 0.460
G22     205.5          63.0                6.9 +/-    0.57       7.7 +/-    0.57  0.210 / 0.370
G23     314.1          44.0                6.5 +/-    0.90       8.9 +/-    0.90  0.040 / 0.030
G26     80.3           53.6                5.2 +/-    1.00       6.3 +/-    1.00  0.040 / 0.030
G31     49.4           24.1                5.1 +/-    3.69      10.2 +/-    3.69  0.050 / 0.060