PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-00:13:10
G01     292.0          41.4               12.9 +/-    4.59      18.3 +/-    4.59  0.070 / 0.110
G03     310.9          14.2               11.9 +/-    2.07      30.2 +/-    2.07  0.060 / 0.090
G10     117.8          28.5               16.1 +/-    1.46      29.1 +/-    1.46  0.040 / 0.040
G11     269.5          25.2               18.4 +/-    1.49      35.7 +/-    1.49  0.070 / 0.050
G14     15.3           61.9                8.0 +/-    0.40       8.9 +/-    0.40  0.080 / 0.170
G18     255.1          48.6               18.3 +/-    4.81      23.4 +/-    4.81  0.080 / 0.170
G22     313.4          34.8               13.7 +/-    0.80      21.8 +/-    0.80  0.080 / 0.070
G25     70.4           18.6               11.8 +/-    1.41      26.8 +/-    1.41  0.090 / 0.080
G31     132.3          77.3               16.2 +/-    0.98      16.6 +/-    0.98  0.060 / 0.100
G32     49.1           43.1               13.0 +/-    0.80      18.0 +/-    0.80  0.080 / 0.100