PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/10-04:58:00
G01     312.3          29.8                3.2 +/-    1.26       5.7 +/-    1.26  0.110 / 0.250
G10     98.5           43.4                4.9 +/-    0.91       6.7 +/-    0.91  0.140 / 0.230
G11     289.7          26.9                2.2 +/-    2.14       4.1 +/-    2.14  0.040 / 0.040
G14     337.4          70.0                4.0 +/-    0.62       4.2 +/-    0.62  0.060 / 0.040
G18     287.4          48.8                7.7 +/-    6.90       9.9 +/-    6.90  0.100 / 0.110
G20     116.0          19.5                3.8 +/-    2.83       8.5 +/-    2.83  0.100 / 0.120
G22     307.4          20.5                3.4 +/-    1.73       7.4 +/-    1.73  0.050 / 0.050
G25     90.0           13.8                4.1 +/-    1.71      10.4 +/-    1.71  0.040 / 0.050
G31     169.2          58.0                5.2 +/-    0.50       6.1 +/-    0.50  0.040 / 0.060
G32     25.6           59.0                3.9 +/-    0.88       4.5 +/-    0.88  0.060 / 0.060