PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/26-22:58:00
G01     319.7          17.2              -10.6 +/-   36.11     -24.9 +/-   36.11  0.200 / 0.320
G08     262.5          15.0               11.2 +/-    1.37      27.9 +/-    1.37  0.130 / 0.280
G10     76.2           53.1                9.9 +/-    0.91      12.0 +/-    0.91  0.120 / 0.180
G11     307.2          20.0                9.5 +/-    2.74      21.0 +/-    2.74  0.100 / 0.190
G14     280.2          68.1               11.2 +/-    0.55      12.0 +/-    0.55  0.040 / 0.070
G18     307.4          38.7               10.3 +/-    1.14      15.4 +/-    1.14  0.040 / 0.060
G20     103.5          30.0               11.9 +/-    1.26      20.8 +/-    1.26  0.140 / 0.300
G27     226.2          11.2               13.8 +/-    3.95      37.6 +/-    3.95  0.150 / 0.370
G31     175.4          39.5               13.8 +/-    1.12      20.3 +/-    1.12  0.140 / 0.330
G32     2.7            69.5               11.0 +/-    0.59      11.7 +/-    0.59  0.130 / 0.320