PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-06:43:10
G01     49.0           24.3                3.0 +/-    1.13       6.0 +/-    1.13  0.040 / 0.060
G06     176.7          24.4                6.8 +/-    2.11      13.4 +/-    2.11  0.040 / 0.060
G07     145.6          13.1                6.2 +/-    1.82      16.2 +/-    1.82  0.090 / 0.220
G11     45.5           19.1                2.6 +/-    1.07       5.8 +/-    1.07  0.080 / 0.210
G13     249.6          31.7                9.6 +/-    1.26      16.3 +/-    1.26  0.160 / 0.340
G15     282.0          16.2                7.1 +/-    2.10      17.1 +/-    2.10  0.130 / 0.320
G17     310.6          79.3                7.5 +/-    0.87       7.6 +/-    0.87  0.040 / 0.040
G19     245.5          61.8               10.7 +/-    1.43      12.0 +/-    1.43  0.040 / 0.060
G28     38.5           58.0                5.4 +/-    0.70       6.3 +/-    0.70  0.050 / 0.060
G30     150.6          45.8                9.3 +/-    0.66      12.4 +/-    0.66  0.040 / 0.070