PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/11-07:58:10
G01     88.1           31.1                6.2 +/-    1.12      10.6 +/-    1.12  0.030 / 0.040
G07     125.4          44.3                8.7 +/-    1.47      11.8 +/-    1.47  0.040 / 0.030
G11     70.0           42.1                5.9 +/-    0.43       8.3 +/-    0.43  0.080 / 0.120
G13     293.5          37.3                5.4 +/-    0.57       8.2 +/-    0.57  0.080 / 0.110
G15     314.9          10.3              -10.7 +/-    5.67     -29.6 +/-    5.67  0.040 / 0.050
G17     213.4          52.3                7.3 +/-    1.68       8.9 +/-    1.68  0.040 / 0.060
G19     213.4          29.2                5.1 +/-    1.18       9.1 +/-    1.18  0.060 / 0.060
G28     332.4          61.0                4.3 +/-    1.10       4.8 +/-    1.10  0.040 / 0.060
G30     99.0           78.6                5.9 +/-    0.55       6.0 +/-    0.55  0.040 / 0.050