PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/09-20:58:00
G01     319.9          16.1               13.6 +/-    1.88      32.9 +/-    1.88  0.170 / 0.220
G08     257.4          14.4               13.4 +/-    2.50      33.7 +/-    2.50  0.180 / 0.270
G10     76.5           53.9               14.7 +/-    1.00      17.7 +/-    1.00  0.030 / 0.040
G11     304.1          22.8               13.3 +/-    1.27      27.3 +/-    1.27  0.030 / 0.040
G14     290.0          70.3               15.1 +/-    0.52      15.9 +/-    0.52  0.140 / 0.300
G18     305.4          40.7               14.2 +/-    2.12      20.5 +/-    2.12  0.150 / 0.350
G20     103.4          30.7               14.6 +/-    0.71      25.2 +/-    0.71  0.070 / 0.070
G27     227.3          10.7                9.2 +/-   29.94      25.3 +/-   29.94  0.080 / 0.070
G31     177.9          38.0               16.7 +/-    1.44      25.1 +/-    1.44  0.080 / 0.190
G32     2.8            69.1               13.7 +/-    0.38      14.6 +/-    0.38  0.090 / 0.250