PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/23-21:13:00
G01     297.1          38.7               10.8 +/-    4.25      16.1 +/-    4.25  0.050 / 0.050
G03     309.9          12.4                9.8 +/-    2.05      25.9 +/-    2.05  0.060 / 0.050
G10     115.6          31.9               10.3 +/-    1.22      17.4 +/-    1.22  0.060 / 0.090
G11     268.9          27.2                8.7 +/-    2.80      16.2 +/-    2.80  0.080 / 0.110
G14     17.0           61.5               10.0 +/-    1.02      11.3 +/-    1.02  0.050 / 0.090
G22     312.7          33.3                7.5 +/-    1.36      12.4 +/-    1.36  0.060 / 0.140
G25     67.2           16.8                8.2 +/-    1.68      19.5 +/-    1.68  0.080 / 0.150
G31     158.4          73.8               11.4 +/-    0.26      11.9 +/-    0.26  0.080 / 0.180
G32     46.0           45.7                9.4 +/-    0.84      12.5 +/-    0.84  0.320 / 0.360