PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-22:42:50
G02     314.9          81.2               14.2 +/-    0.64      14.4 +/-    0.64  0.040 / 0.050
G05     165.8          29.0               22.5 +/-    1.05      40.3 +/-    1.05  0.030 / 0.040
G06     40.7           44.3               12.5 +/-    0.52      17.0 +/-    0.52  0.090 / 0.180
G12     317.4          67.1               11.6 +/-    0.94      12.4 +/-    0.94  0.080 / 0.160
G17     80.9           16.4               13.9 +/-    1.22      33.5 +/-    1.22  0.100 / 0.260
G19     68.9           32.1               14.0 +/-    0.72      23.6 +/-    0.72  0.090 / 0.310
G24     232.2          26.3               22.3 +/-    0.94      42.4 +/-    0.94  0.060 / 0.110
G25     317.8          23.5               12.2 +/-    2.39      24.7 +/-    2.39  0.050 / 0.110