PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/26-01:43:10
G10     264.9          38.1               12.8 +/-    1.21      19.2 +/-    1.21  0.050 / 0.050
G13     42.6           19.0                8.2 +/-    1.49      18.5 +/-    1.49  0.050 / 0.050
G15     60.9           49.6                9.5 +/-    0.66      12.1 +/-    0.66  0.120 / 0.320
G16     282.6          13.0               10.2 +/-    2.22      26.7 +/-    2.22  0.130 / 0.190
G20     293.4          59.0               11.8 +/-    0.66      13.5 +/-    0.66  0.070 / 0.090
G21     357.6          70.1               -2.0 +/-    0.69      -2.1 +/-    0.69  0.060 / 0.080
G24     122.7          12.9               11.0 +/-    2.60      28.7 +/-    2.60  0.120 / 0.330
G27     320.1          16.2                5.6 +/-    1.39      13.4 +/-    1.39  0.100 / 0.320
G29     166.1          32.3               13.1 +/-    1.60      21.9 +/-    1.60  0.070 / 0.220