PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/28-03:58:10
G01     109.0          22.6                9.0 +/-    1.41      18.6 +/-    1.41  0.030 / 0.030
G07     98.7           61.6                6.0 +/-    0.72       6.8 +/-    0.72  0.030 / 0.040
G08     42.3           23.5                3.1 +/-    0.89       6.3 +/-    0.89  0.060 / 0.130
G09     173.0          14.8                7.4 +/-    1.46      18.4 +/-    1.46  0.060 / 0.120
G11     99.9           44.5                7.7 +/-    0.57      10.4 +/-    0.57  0.200 / 0.320
G13     312.3          27.1                5.8 +/-    1.28      10.9 +/-    1.28  0.210 / 0.390
G17     202.9          33.4                9.7 +/-    0.82      15.9 +/-    0.82  0.040 / 0.070
G19     206.7          11.0                0.6 +/-   14.15       1.8 +/-   14.15  0.030 / 0.060
G28     294.2          55.2                5.9 +/-    0.77       7.0 +/-    0.77  0.050 / 0.070
G30     352.3          73.2                5.7 +/-    0.67       6.0 +/-    0.67  0.060 / 0.090