PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/02-23:42:40
G03     226.2          64.6                8.2 +/-    1.83       9.0 +/-    1.83  0.130 / 0.550
G07     252.1          12.5                9.2 +/-    2.83      24.2 +/-    2.83  0.140 / 0.510
G09     307.6          25.2                6.0 +/-    1.36      11.7 +/-    1.36  0.080 / 0.300
G14     104.3          10.2                7.3 +/-    2.07      20.3 +/-    2.07  0.200 / 0.390
G16     115.4          62.3                9.9 +/-    0.52      11.1 +/-    0.52  0.050 / 0.050
G22     193.0          49.8                9.4 +/-    0.94      11.9 +/-    0.94  0.040 / 0.060
G23     322.0          51.9                8.1 +/-    1.45      10.0 +/-    1.45  0.030 / 0.050
G26     62.9           49.8                6.6 +/-    0.88       8.4 +/-    0.88  0.040 / 0.050
G31     54.5           17.9                4.4 +/-    1.28      10.2 +/-    1.28  0.040 / 0.030