PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/01-20:27:50
G01     265.3          42.2                9.1 +/-    0.96      12.8 +/-    0.96  0.050 / 0.050
G03     316.0          29.3                7.8 +/-    0.91      13.9 +/-    0.91  0.050 / 0.070
G10     130.2          13.8               11.6 +/-    1.05      29.7 +/-    1.05  0.040 / 0.070
G11     253.2          18.3               11.0 +/-    1.71      25.1 +/-    1.71  0.050 / 0.070
G14     39.2           52.8                7.5 +/-    1.02       9.2 +/-    1.02  0.200 / 0.400
G22     313.9          51.7                8.7 +/-    1.83      10.8 +/-    1.83  0.120 / 0.290
G25     51.6           15.9                6.3 +/-    1.80      15.2 +/-    1.80  0.090 / 0.160
G26     147.4          26.2               12.3 +/-    1.45      23.3 +/-    1.45  0.090 / 0.130
G31     54.6           72.8                9.6 +/-    0.47      10.0 +/-    0.47  0.120 / 0.410
G32     65.8           30.2                7.5 +/-    0.77      13.1 +/-    0.77  0.130 / 0.390