PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/10-19:27:40
G01     280.4          43.4                9.9 +/-    0.90      13.6 +/-    0.90  0.040 / 0.080
G03     313.5          20.2               10.3 +/-    2.61      22.5 +/-    2.61  0.050 / 0.070
G10     123.6          22.2               14.0 +/-    1.80      29.3 +/-    1.80  0.040 / 0.060
G11     263.9          22.5                8.3 +/-    1.96      17.2 +/-    1.96  0.050 / 0.050
G14     25.1           58.5                8.4 +/-    0.97       9.7 +/-    0.97  0.060 / 0.120
G22     314.7          42.2                9.6 +/-    0.97      13.5 +/-    0.97  0.050 / 0.130
G25     61.5           18.0                9.2 +/-    1.10      21.2 +/-    1.10  0.050 / 0.080
G26     154.0          17.6               13.5 +/-    1.52      31.6 +/-    1.52  0.080 / 0.080
G31     98.9           79.7               11.4 +/-    0.42      11.5 +/-    0.42  0.130 / 0.290
G32     56.8           36.9                8.8 +/-    1.40      13.5 +/-    1.40  0.170 / 0.330