PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/24-16:28:00
G10     268.4          39.4                7.5 +/-    1.07      11.0 +/-    1.07  0.230 / 0.380
G13     41.3           17.1                5.9 +/-    1.40      14.0 +/-    1.40  0.300 / 0.450
G15     59.4           49.8                6.4 +/-    0.62       8.1 +/-    0.62  0.040 / 0.030
G16     278.9          11.7                7.1 +/-    2.76      19.2 +/-    2.76  0.040 / 0.030
G20     300.0          60.9                7.0 +/-    0.89       7.9 +/-    0.89  0.170 / 0.330
G21     13.6           73.2                7.6 +/-    0.30       7.9 +/-    0.30  0.130 / 0.240
G24     115.4          15.3                9.6 +/-    2.08      23.6 +/-    2.08  0.070 / 0.100
G27     319.1          17.9                6.8 +/-    1.15      15.7 +/-    1.15  0.070 / 0.110
G29     167.3          29.2                8.9 +/-    1.59      15.8 +/-    1.59  0.190 / 0.140