PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-02:42:40
G10     258.2          33.7               12.8 +/-    1.48      20.9 +/-    1.48  0.120 / 0.380
G13     46.6           23.8                6.7 +/-    0.93      13.4 +/-    0.93  0.160 / 0.410
G15     69.6           53.6                9.0 +/-    0.53      10.9 +/-    0.53  0.060 / 0.100
G16     289.6          14.3                7.9 +/-    1.40      20.0 +/-    1.40  0.070 / 0.100
G20     282.3          55.8               12.0 +/-    0.49      14.2 +/-    0.49  0.130 / 0.320
G26     261.9          12.0               12.0 +/-    2.98      32.1 +/-    2.98  0.120 / 0.350
G27     322.1          10.7              -11.7 +/-   28.38     -32.2 +/-   28.38  0.060 / 0.220
G29     164.6          38.8               12.7 +/-    1.23      18.9 +/-    1.23  0.070 / 0.190