PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/03-15:57:50
G10     271.8          41.3                8.9 +/-    1.51      12.7 +/-    1.51  0.120 / 0.680
G13     40.0           14.6                7.5 +/-    2.78      18.8 +/-    2.78  0.100 / 0.750
G15     56.1           47.0                8.0 +/-    0.63      10.5 +/-    0.63  0.030 / 0.040
G16     276.4          10.6                6.6 +/-    3.64      18.0 +/-    3.64  0.040 / 0.040
G20     306.3          62.1                8.7 +/-    1.16       9.7 +/-    1.16  0.100 / 0.270
G21     25.1           74.7                8.9 +/-    0.82       9.2 +/-    0.82  0.100 / 0.250
G24     112.4          17.0               11.7 +/-    1.76      27.7 +/-    1.76  0.040 / 0.140
G27     317.7          20.1                7.4 +/-    1.80      16.2 +/-    1.80  0.070 / 0.120
G29     167.4          25.7               11.1 +/-    1.61      21.4 +/-    1.61  0.130 / 0.260
G32     205.0          12.4               11.3 +/-    2.82      29.9 +/-    2.82  0.130 / 0.210