PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/11-00:13:00
G01     317.3          21.4                8.8 +/-    3.96      18.7 +/-    3.96  0.030 / 0.040
G08     252.5          10.9               12.8 +/-    1.99      34.9 +/-    1.99  0.030 / 0.040
G10     85.3           51.6               10.7 +/-    0.61      13.3 +/-    0.61  0.100 / 0.210
G11     298.3          25.8               10.9 +/-    0.98      20.9 +/-    0.98  0.080 / 0.180
G14     314.8          71.5                9.8 +/-    0.53      10.3 +/-    0.53  0.120 / 0.290
G18     105.4          25.9               12.1 +/-    0.74      23.1 +/-    0.74  0.160 / 0.270
G22     302.3          12.7               11.0 +/-    2.11      28.9 +/-    2.11  0.130 / 0.390
G25     95.5           10.3              -11.0 +/-   34.82     -30.5 +/-   34.82  0.120 / 0.400
G31     178.3          43.7               14.3 +/-    0.67      19.6 +/-    0.67  0.040 / 0.030
G32     7.9            66.4                9.5 +/-    0.59      10.2 +/-    0.59  0.030 / 0.030