PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/28-16:27:30
G10     276.9          43.9                6.6 +/-    1.28       9.0 +/-    1.28  0.110 / 0.130
G13     38.6           11.2                6.3 +/-    3.59      17.0 +/-    3.59  0.090 / 0.130
G15     52.8           43.7                5.8 +/-    0.38       7.9 +/-    0.38  0.040 / 0.050
G20     315.5          63.5                6.8 +/-    0.90       7.5 +/-    0.90  0.030 / 0.040
G21     40.6           76.0                7.1 +/-    0.48       7.3 +/-    0.48  0.070 / 0.150
G24     108.6          19.3               10.0 +/-    1.05      22.3 +/-    1.05  0.050 / 0.130
G27     315.3          23.4                4.6 +/-    2.33       9.3 +/-    2.33  0.120 / 0.180
G29     167.8          21.5                7.5 +/-    1.04      15.8 +/-    1.04  0.110 / 0.180
G32     205.8          16.5                8.8 +/-    1.34      21.1 +/-    1.34  0.210 / 0.620