PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-00:27:40
G08     310.5          18.8               14.1 +/-    1.41      31.9 +/-    1.41  0.030 / 0.020
G10     325.0          58.7               16.0 +/-    1.11      18.4 +/-    1.11  0.030 / 0.030
G14     216.7          29.9               22.7 +/-    1.77      39.8 +/-    1.77  0.030 / 0.040
G15     46.3           13.9               12.7 +/-    1.63      32.5 +/-    1.63  0.040 / 0.040
G18     33.0           60.9               17.5 +/-    0.72      19.7 +/-    0.72  0.060 / 0.080
G21     131.0          58.7               19.9 +/-    0.47      22.9 +/-    0.47  0.060 / 0.090
G24     78.8           30.6               16.6 +/-    1.01      28.6 +/-    1.01  0.050 / 0.060
G27     276.5          38.0               17.9 +/-    1.20      27.0 +/-    1.20  0.050 / 0.070
G32     221.3          47.3               18.6 +/-    2.27      24.3 +/-    2.27  0.140 / 0.160