PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/04-17:28:00
G10     258.2          32.9               10.0 +/-    2.38      16.6 +/-    2.38  0.040 / 0.030
G13     46.7           24.3               11.3 +/-    2.16      22.4 +/-    2.16  0.040 / 0.040
G15     74.4           56.6                9.6 +/-    0.65      11.2 +/-    0.65  0.100 / 0.270
G16     287.8          14.4                8.6 +/-    1.68      21.6 +/-    1.68  0.120 / 0.270
G20     282.3          56.0               10.7 +/-    2.36      12.6 +/-    2.36  0.120 / 0.150
G21     348.9          66.9               10.1 +/-    0.37      10.9 +/-    0.37  0.070 / 0.110
G24     124.0          9.6               -13.9 +/-   25.24     -39.0 +/-   25.24  0.030 / 0.030
G26     261.4          11.9                5.5 +/-   29.14      14.7 +/-   29.14  0.030 / 0.030
G27     322.3          10.3              -15.3 +/-   11.19     -42.4 +/-   11.19  0.150 / 0.460
G29     166.1          40.2               12.3 +/-    1.16      17.9 +/-    1.16  0.090 / 0.100