PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/26-20:58:10
G08     282.6          23.3               12.0 +/-    1.20      24.4 +/-    1.20  0.110 / 0.140
G10     27.0           62.6               10.8 +/-    0.68      12.0 +/-    0.68  0.120 / 0.120
G14     238.3          53.8               13.6 +/-    1.03      16.4 +/-    1.03  0.060 / 0.160
G18     317.2          18.7               10.3 +/-    1.61      23.3 +/-    1.61  0.050 / 0.140
G20     76.5           47.4               11.4 +/-    0.79      14.9 +/-    0.79  0.050 / 0.080
G21     150.1          30.9               13.0 +/-    1.18      22.4 +/-    1.18  0.040 / 0.080
G24     47.0           18.6                9.3 +/-    1.61      21.1 +/-    1.61  0.080 / 0.140
G27     247.7          27.2               12.1 +/-    2.09      22.6 +/-    2.09  0.080 / 0.140
G31     182.6          13.0               17.3 +/-    1.64      45.1 +/-    1.64  0.120 / 0.180
G32     269.1          74.0               13.5 +/-    0.66      14.0 +/-    0.66  0.110 / 0.190