PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/08-00:57:30
G01     37.5           9.9                 7.0 +/-    6.14      19.4 +/-    6.14  0.090 / 0.140
G02     199.4          16.2               11.2 +/-    3.02      27.2 +/-    3.02  0.100 / 0.130
G06     177.3          43.5               10.2 +/-    1.61      14.1 +/-    1.61  0.110 / 0.310
G13     230.4          16.9               10.1 +/-    1.58      24.0 +/-    1.58  0.090 / 0.270
G17     18.4           62.6                9.0 +/-    0.54      10.0 +/-    0.54  0.050 / 0.060
G19     302.1          71.2                9.0 +/-    0.55       9.4 +/-    0.55  0.040 / 0.060
G24     312.0          27.5                7.2 +/-    1.60      13.3 +/-    1.60  0.030 / 0.020
G28     78.7           45.5               10.0 +/-    1.04      13.4 +/-    1.04  0.040 / 0.030
G30     156.3          19.4               10.9 +/-    1.31      24.3 +/-    1.31  0.060 / 0.060