PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/04/05-09:42:40
G08     319.7          11.3               -1.7 +/-   28.46      -4.6 +/-   28.46  0.190 / 0.440
G10     315.4          56.7                4.5 +/-    1.42       5.2 +/-    1.42  0.130 / 0.360
G14     214.5          19.6                6.4 +/-    1.74      14.1 +/-    1.74  0.070 / 0.070
G15     45.7           17.1                2.2 +/-    1.92       5.3 +/-    1.92  0.090 / 0.080
G20     70.8           29.8                2.5 +/-    1.07       4.4 +/-    1.07  0.100 / 0.090
G21     123.4          64.7                6.5 +/-    0.43       7.1 +/-    0.43  0.070 / 0.090
G24     84.6           29.7                5.3 +/-    0.82       9.4 +/-    0.82  0.040 / 0.040
G27     285.6          37.7                8.5 +/-    1.24      12.8 +/-    1.24  0.040 / 0.040
G32     216.6          45.0                8.3 +/-    1.19      11.1 +/-    1.19  0.070 / 0.110