PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-15:12:40
G10     277.7          45.3                8.1 +/-    1.37      10.9 +/-    1.37  0.110 / 0.120
G13     38.2           10.3                3.4 +/-    9.85       9.5 +/-    9.85  0.120 / 0.140
G15     50.5           38.7                6.9 +/-    0.97      10.3 +/-    0.97  0.080 / 0.130
G20     322.7          64.7                7.6 +/-    0.60       8.3 +/-    0.60  0.070 / 0.110
G21     33.1           75.9                7.8 +/-    1.38       8.1 +/-    1.38  0.040 / 0.040
G24     114.9          19.0                9.4 +/-    1.30      21.1 +/-    1.30  0.040 / 0.030
G27     314.2          25.3                5.1 +/-    1.52       9.8 +/-    1.52  0.080 / 0.640
G29     168.2          23.6               10.0 +/-    1.55      20.1 +/-    1.55  0.120 / 0.640
G32     204.9          18.3                8.9 +/-    1.88      20.5 +/-    1.88  0.080 / 0.040