PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/26-17:58:10
G03     193.8          33.7               14.6 +/-    0.83      23.7 +/-    0.83  0.080 / 0.120
G07     275.1          27.9               13.0 +/-    0.90      23.8 +/-    0.90  0.080 / 0.140
G08     155.2          13.5               18.6 +/-    2.37      48.0 +/-    2.37  0.030 / 0.030
G09     318.6          46.3               12.5 +/-    0.68      16.6 +/-    0.68  0.030 / 0.030
G16     51.7           52.9               13.8 +/-    0.71      16.9 +/-    0.71  0.040 / 0.050
G22     179.7          18.0               15.3 +/-    3.10      35.5 +/-    3.10  0.050 / 0.050
G23     24.2           80.4               10.2 +/-    1.17      10.4 +/-    1.17  0.130 / 0.150
G26     43.3           23.7               10.8 +/-    2.23      21.8 +/-    2.23  0.130 / 0.170
G27     115.6          25.4               16.3 +/-    2.59      31.5 +/-    2.59  0.130 / 0.160