PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/09-16:27:40
G01     244.9          31.9               11.3 +/-    1.74      19.1 +/-    1.74  0.030 / 0.030
G03     313.4          54.0               10.9 +/-    0.89      13.1 +/-    0.89  0.030 / 0.030
G14     64.9           39.1                9.0 +/-    1.04      13.3 +/-    1.04  0.060 / 0.040
G16     160.1          23.9               11.5 +/-    1.59      23.1 +/-    1.59  0.050 / 0.040
G22     290.1          73.4               10.9 +/-    0.80      11.3 +/-    0.80  0.080 / 0.180
G23     292.1          24.9               10.9 +/-    0.88      21.4 +/-    0.88  0.080 / 0.140
G26     128.9          43.1               11.3 +/-    1.08      15.7 +/-    1.08  0.050 / 0.080
G31     40.6           51.2                9.2 +/-    0.40      11.4 +/-    0.40  0.040 / 0.090
G32     82.8           18.3                8.6 +/-    2.40      19.6 +/-    2.40  0.050 / 0.050