PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-07:43:10
G02     199.2          17.3                5.1 +/-    1.43      12.1 +/-    1.43  0.110 / 0.190
G06     170.8          49.3                8.7 +/-    1.03      11.1 +/-    1.03  0.110 / 0.230
G13     228.9          16.5                6.4 +/-    2.53      15.5 +/-    2.53  0.060 / 0.070
G17     16.7           63.4                5.5 +/-    0.49       6.1 +/-    0.49  0.050 / 0.070
G19     313.9          72.4                5.9 +/-    0.75       6.2 +/-    0.75  0.030 / 0.040
G24     313.0          24.9                3.1 +/-    1.75       6.1 +/-    1.75  0.030 / 0.040
G28     75.4           48.8                4.7 +/-    0.53       6.0 +/-    0.53  0.040 / 0.030
G30     157.7          21.9                5.6 +/-    1.30      11.8 +/-    1.30  0.050 / 0.030