PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-09:42:50
G01     46.2           22.1                1.8 +/-    2.78       3.8 +/-    2.78  0.040 / 0.070
G06     179.0          28.0                3.7 +/-    2.18       6.8 +/-    2.18  0.030 / 0.050
G11     43.6           10.0                1.8 +/-    3.61       5.1 +/-    3.61  0.030 / 0.020
G13     247.1          27.4                4.8 +/-    2.78       8.8 +/-    2.78  0.020 / 0.020
G15     278.8          14.9                1.3 +/-    1.57       3.3 +/-    1.57  0.070 / 0.170
G17     346.0          75.6                3.4 +/-    0.42       3.5 +/-    0.42  0.070 / 0.160
G19     258.6          65.6                4.4 +/-    0.50       4.8 +/-    0.50  0.200 / 0.320
G24     319.0          11.0               -9.3 +/-   30.03     -25.4 +/-   30.03  0.210 / 0.340
G28     60.9           50.3                2.2 +/-    0.57       2.8 +/-    0.57  0.070 / 0.110
G30     151.6          36.0                5.0 +/-    0.59       7.9 +/-    0.59  0.090 / 0.110