PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/26-14:42:50
G01     317.8          20.7                5.2 +/-    3.08      11.2 +/-    3.08  0.120 / 0.300
G08     257.2          11.4                4.8 +/-    6.28      13.1 +/-    6.28  0.120 / 0.240
G10     84.8           51.6                4.5 +/-    1.03       5.6 +/-    1.03  0.040 / 0.040
G11     302.5          22.5                5.6 +/-    0.82      11.5 +/-    0.82  0.040 / 0.040
G14     302.9          70.2                5.0 +/-    0.45       5.2 +/-    0.45  0.050 / 0.050
G22     302.8          14.7                3.7 +/-    2.39       9.2 +/-    2.39  0.050 / 0.060
G25     98.9           10.0               -4.3 +/-   33.90     -11.9 +/-   33.90  0.170 / 0.310
G31     174.3          46.7                7.0 +/-    0.87       9.3 +/-    0.87  0.210 / 0.390
G32     15.5           64.3                5.4 +/-    0.59       5.9 +/-    0.59  0.370 / 0.350