PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/23-22:12:40
G01     230.4          23.4               12.3 +/-    3.09      25.0 +/-    3.09  0.040 / 0.040
G03     306.2          59.7                8.8 +/-    0.84      10.0 +/-    0.84  0.040 / 0.040
G14     74.8           34.2                8.5 +/-    0.87      13.7 +/-    0.87  0.050 / 0.120
G16     151.0          36.2               11.3 +/-    0.93      17.5 +/-    0.93  0.060 / 0.140
G22     253.8          74.6                9.2 +/-    0.49       9.5 +/-    0.49  0.070 / 0.110
G23     300.3          30.9                8.5 +/-    1.31      14.6 +/-    1.31  0.080 / 0.120
G26     113.7          50.9               11.4 +/-    1.09      14.2 +/-    1.09  0.050 / 0.060
G31     42.7           40.2                6.9 +/-    1.23       9.9 +/-    1.23  0.030 / 0.050
G32     92.4           10.3                8.1 +/-    1.76      22.4 +/-    1.76  0.070 / 0.120