PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/24-22:42:50
G08     266.0          18.0               16.8 +/-    2.28      38.7 +/-    2.28  0.130 / 0.320
G10     60.5           59.0               13.4 +/-    0.67      15.4 +/-    0.67  0.120 / 0.290
G11     310.9          18.0               13.5 +/-    1.80      31.3 +/-    1.80  0.100 / 0.430
G14     269.5          67.3               13.9 +/-    0.51      15.0 +/-    0.51  0.110 / 0.380
G18     92.4           35.6               14.3 +/-    0.92      22.5 +/-    0.92  0.110 / 0.190
G21     153.6          12.5               20.3 +/-    3.39      53.7 +/-    3.39  0.110 / 0.190
G24     40.2           11.2               13.1 +/-    2.51      35.7 +/-    2.51  0.070 / 0.130
G27     230.3          15.3               16.9 +/-    1.36      41.8 +/-    1.36  0.060 / 0.080
G31     181.3          27.1               18.5 +/-    1.37      34.5 +/-    1.37  0.020 / 0.030
G32     328.7          74.2               14.0 +/-    0.71      14.5 +/-    0.71  0.030 / 0.030