PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/24-00:27:50
G01     42.4           18.1                8.2 +/-    0.57      19.0 +/-    0.57  0.090 / 0.240
G06     176.1          36.2               12.5 +/-    0.96      19.5 +/-    0.96  0.090 / 0.230
G13     240.2          23.5                8.9 +/-    1.68      18.0 +/-    1.68  0.070 / 0.130
G15     272.5          13.2               10.1 +/-    1.36      26.3 +/-    1.36  0.080 / 0.130
G17     345.3          73.6                9.3 +/-    0.67       9.7 +/-    0.67  0.040 / 0.040
G19     270.7          67.7                8.9 +/-    0.46       9.5 +/-    0.46  0.040 / 0.040
G24     317.4          17.0                9.1 +/-    2.51      21.6 +/-    2.51  0.130 / 0.240
G28     69.2           47.6                8.7 +/-    0.69      11.3 +/-    0.69  0.120 / 0.180
G30     153.2          27.3               12.6 +/-    0.72      23.5 +/-    0.72  0.040 / 0.070