PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/22-21:27:50
G01     251.8          37.9               10.7 +/-    1.61      16.1 +/-    1.61  0.040 / 0.050
G03     316.8          38.9                8.5 +/-    0.62      12.5 +/-    0.62  0.040 / 0.040
G11     243.7          13.2                9.0 +/-    3.21      23.5 +/-    3.21  0.050 / 0.070
G14     51.4           47.1                9.2 +/-    0.97      12.0 +/-    0.97  0.050 / 0.080
G22     308.8          61.3                9.2 +/-    0.86      10.3 +/-    0.86  0.060 / 0.080
G23     283.9          17.2               12.2 +/-    1.45      28.8 +/-    1.45  0.100 / 0.080
G25     43.0           11.8                8.5 +/-    1.31      22.9 +/-    1.31  0.150 / 0.280
G26     139.5          35.1               13.6 +/-    0.54      21.5 +/-    0.54  0.190 / 0.280
G31     43.2           62.0                8.5 +/-    0.69       9.4 +/-    0.69  0.030 / 0.050
G32     74.6           23.8                9.9 +/-    1.29      19.8 +/-    1.29  0.030 / 0.040