PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/09-08:58:10
G02     204.2          40.2                6.9 +/-    2.22      10.0 +/-    2.22  0.160 / 0.140
G06     147.2          73.7                6.3 +/-    0.72       6.5 +/-    0.72  0.070 / 0.170
G12     310.2          21.7                3.6 +/-    3.15       7.5 +/-    3.15  0.060 / 0.040
G17     39.7           45.9                2.7 +/-    0.71       3.6 +/-    0.71  0.040 / 0.040
G19     14.0           61.4                4.2 +/-    0.56       4.7 +/-    0.56  0.050 / 0.080
G24     293.9          38.8                3.2 +/-    1.13       4.7 +/-    1.13  0.070 / 0.070
G28     102.5          35.5               -2.3 +/-    0.69      -3.7 +/-    0.69  0.050 / 0.130