PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/29-06:12:40
G01     230.4          21.0                6.8 +/-    1.98      14.5 +/-    1.98  0.090 / 0.280
G03     301.3          61.4                4.2 +/-    0.70       4.7 +/-    0.70  0.090 / 0.300
G14     82.5           26.1                3.1 +/-    1.75       6.0 +/-    1.75  0.030 / 0.040
G16     153.7          38.4                7.8 +/-    1.43      11.7 +/-    1.43  0.030 / 0.040
G22     234.5          74.7                4.5 +/-    0.59       4.7 +/-    0.59  0.090 / 0.190
G23     302.1          31.9                4.2 +/-    1.50       7.1 +/-    1.50  0.090 / 0.160
G26     112.3          52.7                7.2 +/-    0.61       8.8 +/-    0.61  0.060 / 0.100
G31     42.6           38.7                1.8 +/-    0.68       2.6 +/-    0.68  0.060 / 0.120
G32     94.4           11.2                2.8 +/-    1.26       7.7 +/-    1.26  0.080 / 0.170