PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/23-20:58:10
G01     320.6          14.2                7.2 +/-    1.87      18.2 +/-    1.87  0.280 / 0.340
G08     264.7          16.8               10.1 +/-    2.79      24.1 +/-    2.79  0.200 / 0.380
G10     70.2           54.9                6.9 +/-    0.37       8.2 +/-    0.37  0.100 / 0.210
G11     310.7          17.3                8.4 +/-    1.37      19.6 +/-    1.37  0.130 / 0.300
G14     269.1          65.3                1.0 +/-    0.68       1.1 +/-    0.68  0.080 / 0.370
G20     100.3          31.9                8.9 +/-    1.64      15.0 +/-    1.64  0.080 / 0.420
G21     155.8          12.1               10.2 +/-    1.69      27.2 +/-    1.69  0.040 / 0.070
G27     228.8          13.7                9.7 +/-   14.34      24.8 +/-   14.34  0.050 / 0.060
G31     176.7          35.0               11.4 +/-    1.26      18.1 +/-    1.26  0.220 / 0.410
G32     355.0          71.8                8.2 +/-    0.55       8.6 +/-    0.55  0.230 / 0.370