PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-21:57:50
G01     320.0          16.3                7.2 +/-    1.59      17.2 +/-    1.59  0.040 / 0.050
G08     262.9          15.6                9.3 +/-    1.96      22.9 +/-    1.96  0.040 / 0.060
G10     74.4           53.7                8.9 +/-    0.57      10.8 +/-    0.57  0.180 / 0.360
G11     308.5          19.1                9.3 +/-    2.12      21.0 +/-    2.12  0.170 / 0.350
G14     276.1          67.1                9.1 +/-    0.57       9.8 +/-    0.57  0.190 / 0.340
G20     102.5          30.5               11.1 +/-    0.49      19.3 +/-    0.49  0.190 / 0.340
G27     227.0          12.0               10.0 +/-    5.07      26.7 +/-    5.07  0.180 / 0.310
G31     175.9          38.0               11.9 +/-    1.67      18.0 +/-    1.67  0.150 / 0.270
G32     0.8            70.2                9.1 +/-    0.76       9.7 +/-    0.76  0.030 / 0.040