PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/24-02:27:50
G01     229.2          21.8                7.9 +/-    2.30      16.6 +/-    2.30  0.180 / 0.220
G03     302.7          62.2                5.7 +/-    0.76       6.3 +/-    0.76  0.170 / 0.180
G14     78.5           30.7                4.3 +/-    2.37       7.4 +/-    2.37  0.070 / 0.120
G16     149.7          38.5                7.2 +/-    0.96      10.8 +/-    0.96  0.090 / 0.120
G18     206.7          11.1                6.8 +/-    2.30      18.4 +/-    2.30  0.160 / 0.580
G22     245.2          74.2                7.1 +/-    0.80       7.3 +/-    0.80  0.170 / 0.470
G23     303.0          34.0                4.0 +/-    1.47       6.5 +/-    1.47  0.380 / 0.310
G26     108.9          52.0                6.6 +/-    0.43       8.1 +/-    0.43  0.280 / 0.260
G31     43.7           36.8                4.0 +/-    0.96       6.1 +/-    0.96  0.030 / 0.030
G32     93.9           9.7                 5.3 +/-    1.60      14.9 +/-    1.60  0.040 / 0.030