PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/02-06:42:50
G08     267.1          17.7                6.3 +/-    3.02      14.8 +/-    3.02  0.100 / 0.170
G10     65.3           56.6                3.8 +/-    0.73       4.4 +/-    0.73  0.100 / 0.210
G11     310.4          18.3                3.8 +/-    3.65       8.7 +/-    3.65  0.170 / 0.340
G14     270.0          67.5                3.9 +/-    0.76       4.2 +/-    0.76  0.130 / 0.430
G18     311.3          34.3                2.6 +/-    1.06       4.2 +/-    1.06  0.030 / 0.040
G20     97.0           35.6                3.7 +/-    0.78       5.8 +/-    0.78  0.030 / 0.030
G21     155.2          13.9                4.8 +/-    5.22      12.2 +/-    5.22  0.040 / 0.080
G27     231.6          15.5                4.8 +/-    1.67      11.9 +/-    1.67  0.040 / 0.060
G31     177.5          32.2                5.6 +/-    1.51       9.3 +/-    1.51  0.100 / 0.230
G32     331.9          74.1                4.5 +/-    0.61       4.7 +/-    0.61  0.100 / 0.230