PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/29-21:43:00
G01     319.9          16.0                9.4 +/-    2.63      22.9 +/-    2.63  0.040 / 0.050
G08     257.5          14.4               10.7 +/-    3.00      27.1 +/-    3.00  0.040 / 0.050
G10     76.4           54.0               10.4 +/-    1.26      12.5 +/-    1.26  0.100 / 0.200
G11     304.2          22.8                9.5 +/-    1.67      19.6 +/-    1.67  0.080 / 0.190
G14     289.6          70.2               11.3 +/-    0.51      11.9 +/-    0.51  0.160 / 0.280
G18     305.6          40.4                8.7 +/-    2.39      12.5 +/-    2.39  0.200 / 0.300
G20     103.4          30.7               10.4 +/-    0.90      18.0 +/-    0.90  0.330 / 0.430
G27     227.1          10.7                8.8 +/-   23.64      24.2 +/-   23.64  0.340 / 0.370
G31     177.5          38.5               12.6 +/-    1.21      18.9 +/-    1.21  0.140 / 0.290
G32     3.5            69.0                9.1 +/-    0.36       9.7 +/-    0.36  0.150 / 0.370