PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-06:43:10
G01     57.6           28.9                3.9 +/-    0.65       6.9 +/-    0.65  0.090 / 0.190
G06     178.8          15.6                7.9 +/-    2.21      19.4 +/-    2.21  0.090 / 0.160
G07     142.1          21.6               11.0 +/-    1.22      23.3 +/-    1.22  0.040 / 0.040
G11     48.8           26.6                3.8 +/-    2.22       7.2 +/-    2.22  0.040 / 0.040
G13     260.2          36.1               10.9 +/-    0.73      17.0 +/-    0.73  0.040 / 0.060
G15     291.3          17.0                5.7 +/-    1.69      13.4 +/-    1.69  0.040 / 0.060
G17     259.1          77.1                9.8 +/-    0.75      10.0 +/-    0.75  0.070 / 0.180
G19     232.5          53.7               11.8 +/-    2.03      14.3 +/-    2.03  0.110 / 0.170
G28     21.7           60.1                4.7 +/-    0.53       5.3 +/-    0.53  0.090 / 0.130
G30     145.1          55.4               12.7 +/-    0.91      15.1 +/-    0.91  0.050 / 0.140