PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/06-02:43:10
G03     218.5          60.0                5.5 +/-    2.01       6.3 +/-    2.01  0.040 / 0.050
G07     256.2          15.2                3.6 +/-    3.93       8.8 +/-    3.93  0.040 / 0.050
G09     309.8          27.4                2.4 +/-    2.17       4.5 +/-    2.17  0.110 / 0.190
G16     114.8          65.8                4.9 +/-    0.44       5.3 +/-    0.44  0.090 / 0.190
G22     190.0          44.4                5.3 +/-    0.95       7.2 +/-    0.95  0.120 / 0.200
G23     327.2          57.2                4.1 +/-    0.81       4.7 +/-    0.81  0.080 / 0.160
G26     57.9           48.3                3.3 +/-    0.58       4.2 +/-    0.58  0.030 / 0.030
G27     134.0          10.1              -12.1 +/-   20.41     -33.6 +/-   20.41  0.030 / 0.030
G31     57.1           14.9                1.7 +/-    1.12       4.2 +/-    1.12  0.180 / 0.220