PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-21:27:50
G01     263.9          41.8               10.8 +/-    1.31      15.3 +/-    1.31  0.050 / 0.060
G03     316.2          30.3                8.7 +/-    0.95      15.2 +/-    0.95  0.050 / 0.060
G10     130.9          12.8               17.4 +/-    1.66      45.7 +/-    1.66  0.040 / 0.070
G11     251.6          17.8                9.8 +/-    2.70      22.8 +/-    2.70  0.040 / 0.070
G14     40.4           52.3                6.5 +/-    0.57       8.0 +/-    0.57  0.150 / 0.300
G22     313.6          52.6                7.2 +/-    1.64       8.8 +/-    1.64  0.110 / 0.300
G25     50.7           15.7                6.0 +/-    2.18      14.8 +/-    2.18  0.110 / 0.390
G26     146.4          27.4               11.7 +/-    1.60      21.7 +/-    1.60  0.120 / 0.410
G31     52.0           71.1                8.5 +/-    0.54       8.9 +/-    0.54  0.090 / 0.120
G32     66.8           29.6                6.8 +/-    0.69      12.0 +/-    0.69  0.090 / 0.130