PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/29-00:13:00
G05     48.5           17.0                7.4 +/-    0.99      17.5 +/-    0.99  0.040 / 0.090
G10     235.4          13.1               14.4 +/-    2.40      37.4 +/-    2.40  0.040 / 0.080
G13     76.0           35.5               10.4 +/-    0.71      16.3 +/-    0.71  0.090 / 0.440
G15     124.2          52.0               13.4 +/-    0.65      16.5 +/-    0.65  0.180 / 0.360
G16     315.9          11.4                8.8 +/-    1.67      23.8 +/-    1.67  0.160 / 0.290
G20     247.4          36.1               13.8 +/-    0.61      21.5 +/-    0.61  0.190 / 0.310
G21     312.5          46.0                9.5 +/-    1.03      12.7 +/-    1.03  0.180 / 0.460
G25     200.2          12.3               13.7 +/-    1.87      36.4 +/-    1.87  0.170 / 0.480
G26     289.3          20.0               11.5 +/-    3.49      25.3 +/-    3.49  0.050 / 0.140
G29     151.0          72.0               10.8 +/-    0.67      11.3 +/-    0.67  0.060 / 0.140