PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-00:12:30
G02     65.3           27.7                8.6 +/-    1.02      15.7 +/-    1.02  0.100 / 0.260
G05     50.0           53.6                9.0 +/-    0.56      10.9 +/-    0.56  0.090 / 0.260
G12     184.4          27.2               13.9 +/-    1.80      25.8 +/-    1.80  0.050 / 0.080
G13     121.1          19.7               14.8 +/-    1.83      32.8 +/-    1.83  0.060 / 0.060
G15     158.9          18.7               15.9 +/-    1.68      36.1 +/-    1.68  0.060 / 0.110
G21     277.6          21.7               10.2 +/-    1.81      21.6 +/-    1.81  0.060 / 0.140
G25     227.5          46.7               10.7 +/-    1.24      14.1 +/-    1.24  0.050 / 0.120
G29     336.5          63.6               10.2 +/-    0.74      11.2 +/-    0.74  0.050 / 0.130