PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/14-22:43:10
G01     108.9          24.6               18.6 +/-    1.44      36.7 +/-    1.44  0.080 / 0.130
G07     103.5          60.0               17.2 +/-    0.96      19.5 +/-    0.96  0.100 / 0.130
G08     42.7           25.1               14.0 +/-    2.31      27.3 +/-    2.31  0.080 / 0.100
G09     175.9          16.2               18.2 +/-    2.14      44.0 +/-    2.14  0.130 / 0.100
G11     95.3           43.3               19.2 +/-    0.79      26.5 +/-    0.79  0.050 / 0.050
G13     311.4          26.9               13.5 +/-    1.77      25.3 +/-    1.77  0.030 / 0.040
G17     206.0          33.3               19.3 +/-    1.04      31.7 +/-    1.04  0.150 / 0.090
G19     208.7          11.3               -1.5 +/-   12.85      -4.0 +/-   12.85  0.140 / 0.150
G28     315.3          60.8               13.6 +/-    0.83      15.3 +/-    0.83  0.040 / 0.040
G30     31.8           77.6               15.7 +/-    0.98      16.0 +/-    0.98  0.040 / 0.040