PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/12-21:57:40
G01     317.4          21.3                8.3 +/-    3.07      17.7 +/-    3.07  0.280 / 0.220
G08     253.1          11.0               10.2 +/-    3.79      27.8 +/-    3.79  0.110 / 0.210
G10     85.4           51.6                8.8 +/-    1.23      10.9 +/-    1.23  0.150 / 0.250
G11     299.1          25.2                7.8 +/-    1.44      15.2 +/-    1.44  0.200 / 0.260
G14     313.1          71.3                9.2 +/-    0.53       9.6 +/-    0.53  0.260 / 0.370
G18     105.6          25.2                8.1 +/-    1.80      15.8 +/-    1.80  0.240 / 0.330
G22     302.3          12.6                7.6 +/-    2.33      20.1 +/-    2.33  0.050 / 0.050
G25     96.5           10.3                3.1 +/-   31.78       8.5 +/-   31.78  0.040 / 0.050
G31     178.3          43.7               11.6 +/-    0.85      15.9 +/-    0.85  0.060 / 0.040
G32     10.7           65.7                8.2 +/-    0.46       9.0 +/-    0.46  0.050 / 0.040