PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-23:58:00
G01     271.7          41.0               17.4 +/-    1.03      25.0 +/-    1.03  0.040 / 0.050
G03     315.5          27.6               13.8 +/-    1.20      25.5 +/-    1.20  0.040 / 0.060
G10     129.3          18.3               21.9 +/-    1.72      50.3 +/-    1.72  0.110 / 0.230
G11     250.6          21.2               20.8 +/-    1.79      44.6 +/-    1.79  0.090 / 0.250
G14     43.5           49.8               14.5 +/-    0.29      18.4 +/-    0.29  0.030 / 0.030
G22     314.2          50.0               14.7 +/-    1.04      18.5 +/-    1.04  0.020 / 0.030
G25     52.0           16.4               12.8 +/-    1.62      30.8 +/-    1.62  0.060 / 0.080
G26     151.9          22.6               23.6 +/-    2.17      48.7 +/-    2.17  0.050 / 0.090
G31     63.4           78.8               18.3 +/-    0.48      18.6 +/-    0.48  0.040 / 0.080
G32     62.2           34.8               14.7 +/-    0.81      23.4 +/-    0.81  0.040 / 0.070