PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/26-06:13:10
G01     106.9          25.6                5.1 +/-    1.32       9.8 +/-    1.32  0.030 / 0.050
G07     107.4          57.3                5.2 +/-    0.77       6.1 +/-    0.77  0.040 / 0.050
G08     41.9           19.6                2.2 +/-    1.81       5.0 +/-    1.81  0.030 / 0.030
G09     174.9          13.7                4.1 +/-    1.61      10.4 +/-    1.61  0.030 / 0.030
G11     89.0           42.1                5.2 +/-    0.84       7.4 +/-    0.84  0.160 / 0.200
G13     310.6          27.4                2.7 +/-    1.50       5.0 +/-    1.50  0.180 / 0.260
G17     205.6          39.4                6.1 +/-    0.74       9.0 +/-    0.74  0.080 / 0.080
G19     208.9          14.3                4.0 +/-    1.89      10.2 +/-    1.89  0.060 / 0.080
G28     319.6          61.1                2.2 +/-    0.66       2.5 +/-    0.66  0.150 / 0.210
G30     28.8           78.0                4.1 +/-    1.27       4.2 +/-    1.27  0.150 / 0.170