PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/03-19:43:00
G01     40.2           14.9               11.0 +/-    1.24      27.4 +/-    1.24  0.120 / 0.430
G02     199.5          9.9                -0.7 +/-   18.22      -2.0 +/-   18.22  0.190 / 0.320
G06     173.4          42.4               17.7 +/-    1.02      24.8 +/-    1.02  0.120 / 0.220
G13     236.0          20.7               17.8 +/-    1.28      38.6 +/-    1.28  0.100 / 0.220
G15     270.1          11.4               14.9 +/-    1.23      40.3 +/-    1.23  0.030 / 0.050
G17     359.7          70.2               15.0 +/-    0.55      15.8 +/-    0.55  0.030 / 0.070
G19     279.4          68.5               14.4 +/-    0.44      15.4 +/-    0.44  0.060 / 0.180
G24     315.6          21.4               11.8 +/-    3.18      25.0 +/-    3.18  0.060 / 0.170
G28     74.4           45.8               15.0 +/-    0.46      20.0 +/-    0.46  0.180 / 0.280
G30     155.1          25.3               19.1 +/-    1.51      37.0 +/-    1.51  0.040 / 0.060