PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-23:42:50
G01     261.0          38.9               10.5 +/-    2.20      15.5 +/-    2.20  0.050 / 0.040
G03     316.4          35.0                8.3 +/-    0.98      13.2 +/-    0.98  0.050 / 0.050
G10     133.7          11.7               11.0 +/-    1.82      29.7 +/-    1.82  0.050 / 0.080
G11     243.7          17.2                9.7 +/-    2.24      22.8 +/-    2.24  0.050 / 0.090
G14     52.4           45.0                9.3 +/-    0.67      12.5 +/-    0.67  0.030 / 0.030
G22     311.8          57.5                8.9 +/-    1.69      10.4 +/-    1.69  0.020 / 0.030
G25     45.2           13.6                6.6 +/-    2.35      16.9 +/-    2.35  0.080 / 0.140
G26     146.4          29.7               13.5 +/-    0.93      23.8 +/-    0.93  0.060 / 0.130
G31     45.0           70.7                9.4 +/-    0.66       9.9 +/-    0.66  0.060 / 0.080
G32     69.5           29.5                6.8 +/-    0.88      12.1 +/-    0.88  0.060 / 0.080