PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/29-20:27:30
G02     8.2            71.2                7.9 +/-    1.01       8.3 +/-    1.01  0.060 / 0.110
G05     158.6          43.8               10.4 +/-    0.61      14.3 +/-    0.61  0.060 / 0.080
G06     44.3           31.5                7.1 +/-    1.48      12.1 +/-    1.48  0.030 / 0.040
G12     286.4          77.7                7.8 +/-    0.44       8.0 +/-    0.44  0.030 / 0.040
G19     84.1           20.0                9.0 +/-    2.06      19.9 +/-    2.06  0.230 / 0.260
G24     221.3          15.8               10.4 +/-    1.50      25.4 +/-    1.50  0.200 / 0.270
G25     314.3          37.2                7.7 +/-    0.94      11.8 +/-    0.94  0.070 / 0.080
G29     293.6          16.0                7.0 +/-    2.29      17.0 +/-    2.29  0.060 / 0.100