PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-05:57:40
G01     84.4           31.6                4.6 +/-    1.46       7.8 +/-    1.46  0.020 / 0.020
G07     127.7          42.7                7.6 +/-    0.60      10.6 +/-    0.60  0.020 / 0.030
G11     67.6           41.6                5.2 +/-    0.97       7.3 +/-    0.97  0.160 / 0.240
G13     290.1          38.2                0.0 +/-    3.42       0.1 +/-    3.42  0.170 / 0.230
G15     311.8          12.3                2.0 +/-    3.32       5.3 +/-    3.32  0.040 / 0.050
G17     215.2          56.3                7.1 +/-    0.94       8.3 +/-    0.94  0.030 / 0.040
G19     214.7          32.0                5.1 +/-    1.51       8.5 +/-    1.51  0.050 / 0.050
G28     336.5          61.1                3.8 +/-    0.62       4.3 +/-    0.62  0.050 / 0.050
G30     108.1          77.7                5.6 +/-    0.34       5.8 +/-    0.34  0.040 / 0.040