PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/25-09:28:10
G02     280.9          81.7                4.2 +/-    0.71       4.2 +/-    0.71  0.110 / 0.130
G05     171.3          20.0                4.1 +/-    2.27       9.1 +/-    2.27  0.120 / 0.190
G06     39.6           51.2                4.1 +/-    0.56       5.1 +/-    0.56  0.040 / 0.040
G12     321.3          61.8                3.4 +/-    1.00       3.8 +/-    1.00  0.030 / 0.030
G17     75.9           17.9                4.8 +/-    1.96      11.1 +/-    1.96  0.120 / 0.160
G19     64.4           32.5                3.4 +/-    2.17       5.7 +/-    2.17  0.110 / 0.170
G24     240.2          30.8                5.4 +/-    1.89       9.3 +/-    1.89  0.040 / 0.030
G25     317.0          17.7                2.4 +/-    1.56       5.6 +/-    1.56  0.030 / 0.030