PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/15-03:12:40
G03     197.6          36.0                6.5 +/-    1.21      10.2 +/-    1.21  0.160 / 0.230
G07     277.2          30.7                6.8 +/-    1.10      11.7 +/-    1.10  0.170 / 0.260
G08     151.7          15.6                5.1 +/-    4.27      12.5 +/-    4.27  0.070 / 0.110
G09     320.3          50.9                4.7 +/-    0.69       5.9 +/-    0.69  0.070 / 0.120
G16     50.8           50.0                3.1 +/-    0.78       3.9 +/-    0.78  0.040 / 0.040
G22     183.5          20.0                5.9 +/-    1.73      12.9 +/-    1.73  0.050 / 0.040
G23     16.4           80.5                3.5 +/-    0.41       3.5 +/-    0.41  0.080 / 0.110
G26     43.7           23.1                2.0 +/-    1.51       4.2 +/-    1.51  0.070 / 0.110
G27     115.3          25.6                5.8 +/-    2.10      11.2 +/-    2.10  0.070 / 0.120