PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/02-07:13:10
G01     63.1           30.7                2.8 +/-    1.78       4.9 +/-    1.78  0.030 / 0.040
G06     180.1          11.2               -8.0 +/-   31.36     -21.7 +/-   31.36  0.030 / 0.040
G07     139.7          26.0                5.9 +/-    1.12      11.3 +/-    1.12  0.070 / 0.100
G11     51.4           30.2                3.4 +/-    0.66       5.9 +/-    0.66  0.050 / 0.100
G13     266.5          37.7                7.5 +/-    1.48      11.4 +/-    1.48  0.050 / 0.090
G15     296.5          16.6                4.1 +/-    1.08       9.8 +/-    1.08  0.060 / 0.100
G17     241.8          73.1                7.3 +/-    0.75       7.6 +/-    0.75  0.050 / 0.070
G19     227.3          49.0                8.4 +/-    0.91      10.7 +/-    0.91  0.040 / 0.070
G28     12.5           60.9                3.0 +/-    0.66       3.4 +/-    0.66  0.060 / 0.050
G30     141.1          60.3                6.6 +/-    0.85       7.5 +/-    0.85  0.050 / 0.060