PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/13-01:12:40
G03     220.4          61.8                5.0 +/-    0.80       5.5 +/-    0.80  0.040 / 0.070
G07     254.8          14.5                5.5 +/-    1.42      13.8 +/-    1.42  0.050 / 0.060
G09     309.9          29.1                1.5 +/-    1.23       2.7 +/-    1.23  0.150 / 0.200
G16     104.7          63.6                3.8 +/-    0.95       4.2 +/-    0.95  0.080 / 0.180
G22     191.5          46.2                5.3 +/-    2.23       7.0 +/-    2.23  0.040 / 0.060
G23     325.0          55.0                3.4 +/-    0.95       4.0 +/-    0.95  0.050 / 0.050
G26     57.8           46.7                1.6 +/-    0.37       2.1 +/-    0.37  0.030 / 0.040
G31     56.8           14.3                0.5 +/-    2.23       1.4 +/-    2.23  0.040 / 0.050