PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-18:43:10
G02     200.0          18.2               14.5 +/-    1.67      33.3 +/-    1.67  0.080 / 0.160
G06     172.1          50.5               15.3 +/-    0.69      19.2 +/-    0.69  0.090 / 0.160
G13     227.7          14.9               15.0 +/-    3.53      37.4 +/-    3.53  0.040 / 0.100
G17     17.4           62.5               11.6 +/-    0.75      12.9 +/-    0.75  0.050 / 0.080
G19     317.5          71.7               12.2 +/-    0.57      12.8 +/-    0.57  0.080 / 0.210
G24     311.1          28.1               12.3 +/-    1.17      22.5 +/-    1.17  0.130 / 0.290
G28     81.1           45.2               11.8 +/-    0.65      15.8 +/-    0.65  0.030 / 0.050
G30     155.7          13.5               13.7 +/-    1.78      35.3 +/-    1.78  0.030 / 0.050