PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/04-06:28:10
G01     83.2           31.8                5.3 +/-    1.35       9.0 +/-    1.35  0.030 / 0.030
G07     128.6          41.6                6.4 +/-    0.42       9.1 +/-    0.42  0.030 / 0.030
G11     66.2           41.0                5.1 +/-    1.54       7.2 +/-    1.54  0.110 / 0.230
G13     288.7          38.4                1.2 +/-    2.96       1.7 +/-    2.96  0.090 / 0.280
G15     311.2          12.6                0.6 +/-    3.17       1.7 +/-    3.17  0.050 / 0.060
G17     216.2          57.2                6.8 +/-    0.78       7.9 +/-    0.78  0.030 / 0.070
G19     215.3          32.9                5.4 +/-    1.41       8.9 +/-    1.41  0.040 / 0.040
G28     338.9          61.3                3.5 +/-    0.42       4.0 +/-    0.42  0.050 / 0.040
G30     112.2          76.6                5.6 +/-    0.49       5.7 +/-    0.49  0.040 / 0.050