PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/29-23:27:50
G01     310.0          32.3                7.6 +/-    0.75      12.6 +/-    0.75  0.080 / 0.100
G10     101.5          41.2                8.5 +/-    0.88      12.1 +/-    0.88  0.080 / 0.120
G11     288.7          26.3                7.9 +/-    1.61      14.9 +/-    1.61  0.040 / 0.040
G14     337.0          69.4                8.2 +/-    0.67       8.7 +/-    0.67  0.040 / 0.030
G18     283.9          49.4                9.3 +/-    2.00      11.8 +/-    2.00  0.250 / 0.320
G20     118.1          16.0                8.7 +/-    1.72      21.2 +/-    1.72  0.190 / 0.240
G22     308.1          20.6                5.9 +/-    0.98      12.9 +/-    0.98  0.050 / 0.070
G25     87.7           14.7                8.9 +/-    2.29      22.2 +/-    2.29  0.040 / 0.070
G31     167.4          60.7               10.2 +/-    0.66      11.5 +/-    0.66  0.130 / 0.250
G32     31.8           55.3                8.1 +/-    0.56       9.6 +/-    0.56  0.140 / 0.300