PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-18:57:50
G01     314.7          27.5                5.7 +/-    2.91      10.5 +/-    2.91  0.110 / 0.340
G10     92.9           45.9                8.4 +/-    0.41      11.1 +/-    0.41  0.130 / 0.420
G11     298.1          23.5                8.3 +/-    1.41      16.8 +/-    1.41  0.040 / 0.050
G14     309.7          69.9                7.8 +/-    0.67       8.2 +/-    0.67  0.040 / 0.050
G20     113.4          19.9               10.4 +/-    1.55      22.9 +/-    1.55  0.120 / 0.340
G22     305.1          15.4                5.7 +/-    1.46      14.1 +/-    1.46  0.110 / 0.370
G25     93.8           11.8                9.2 +/-    1.90      24.7 +/-    1.90  0.040 / 0.060
G31     173.4          51.3               10.6 +/-    1.31      13.2 +/-    1.31  0.040 / 0.050
G32     24.3           60.1                8.6 +/-    0.46       9.7 +/-    0.46  0.030 / 0.070