PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-21:58:00
G01     320.0          16.3                7.8 +/-    1.62      18.7 +/-    1.62  0.040 / 0.060
G08     262.9          15.6                9.9 +/-    6.75      24.3 +/-    6.75  0.040 / 0.050
G10     74.4           53.7                8.7 +/-    0.56      10.6 +/-    0.56  0.180 / 0.440
G11     308.5          19.1                7.5 +/-    1.29      16.8 +/-    1.29  0.200 / 0.350
G14     276.1          67.1                9.1 +/-    1.01       9.8 +/-    1.01  0.340 / 0.450
G20     102.5          30.5                9.7 +/-    1.22      16.9 +/-    1.22  0.320 / 0.560
G27     227.0          12.0               10.4 +/-    7.93      27.9 +/-    7.93  0.030 / 0.030
G31     175.9          38.0                9.8 +/-    1.30      14.8 +/-    1.30  0.040 / 0.030
G32     0.8            70.2                8.3 +/-    0.33       8.8 +/-    0.33  0.060 / 0.070