PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-21:13:10
G08     266.1          17.8               12.0 +/-    1.91      28.0 +/-    1.91  0.090 / 0.160
G10     61.4           58.7               10.0 +/-    0.72      11.5 +/-    0.72  0.110 / 0.180
G11     311.0          17.8                9.8 +/-    5.09      22.7 +/-    5.09  0.050 / 0.110
G14     270.0          67.2               11.4 +/-    0.79      12.2 +/-    0.79  0.070 / 0.130
G18     93.1           34.9               11.6 +/-    0.73      18.4 +/-    0.73  0.140 / 0.350
G21     153.4          11.1               14.7 +/-    1.27      40.1 +/-    1.27  0.240 / 0.500
G24     40.0           10.7               10.5 +/-    2.45      28.8 +/-    2.45  0.140 / 0.280
G27     230.0          15.0               13.2 +/-    1.35      32.9 +/-    1.35  0.120 / 0.270
G31     180.6          28.4               16.2 +/-    1.59      29.4 +/-    1.59  0.060 / 0.060
G32     333.6          74.0               11.2 +/-    0.64      11.6 +/-    0.64  0.050 / 0.050