PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/02-06:28:00
G01     118.1          18.5                5.9 +/-    1.56      13.5 +/-    1.56  0.040 / 0.030
G07     85.7           64.8                4.6 +/-    0.77       5.1 +/-    0.77  0.030 / 0.040
G08     43.8           28.2                1.2 +/-    0.62       2.1 +/-    0.62  0.040 / 0.030
G09     174.0          21.3                6.2 +/-    0.84      13.1 +/-    0.84  0.030 / 0.040
G11     103.1          40.5                8.0 +/-    0.59      11.5 +/-    0.59  0.160 / 0.250
G13     317.0          20.7                1.9 +/-    3.60       4.2 +/-    3.60  0.140 / 0.400
G17     200.9          27.9                5.4 +/-    1.48       9.9 +/-    1.48  0.120 / 0.210
G18     90.7           21.0                6.3 +/-    1.03      13.5 +/-    1.03  0.120 / 0.190
G28     292.3          56.9                3.8 +/-    0.83       4.5 +/-    0.83  0.140 / 0.350
G30     344.6          68.4                2.7 +/-    0.92       2.9 +/-    0.92  0.080 / 0.390