PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/17-06:58:10
G01     71.7           33.0                4.2 +/-    1.53       6.9 +/-    1.53  0.050 / 0.080
G07     136.8          30.1                6.7 +/-    1.79      11.7 +/-    1.79  0.100 / 0.070
G11     53.1           30.0                4.5 +/-    2.37       7.9 +/-    2.37  0.050 / 0.080
G13     275.0          38.0                5.7 +/-    1.37       8.6 +/-    1.37  0.060 / 0.080
G15     305.4          13.8                1.2 +/-    1.07       3.1 +/-    1.07  0.160 / 0.170
G17     232.7          71.2                7.1 +/-    0.42       7.4 +/-    0.42  0.140 / 0.230
G18     47.6           16.8                3.5 +/-    2.41       8.4 +/-    2.41  0.070 / 0.100
G19     223.2          38.4                7.3 +/-    1.81      11.0 +/-    1.81  0.060 / 0.090
G28     14.8           60.1                4.4 +/-    0.94       5.0 +/-    0.94  0.100 / 0.100
G30     134.8          64.4                7.1 +/-    0.35       7.8 +/-    0.35  0.090 / 0.080