PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/10-14:12:50
G01     92.7           30.4                6.1 +/-    1.54      10.7 +/-    1.54  0.050 / 0.050
G07     123.2          44.1                6.9 +/-    0.80       9.5 +/-    0.80  0.050 / 0.040
G08     42.1           12.3                4.3 +/-    2.14      11.3 +/-    2.14  0.050 / 0.060
G11     71.7           41.6                5.5 +/-    1.15       7.9 +/-    1.15  0.040 / 0.070
G13     297.2          36.1                7.7 +/-    2.69      12.0 +/-    2.69  0.040 / 0.050
G17     211.8          47.6                6.4 +/-    0.86       8.3 +/-    0.86  0.050 / 0.060
G18     65.8           24.0                6.3 +/-    0.83      12.5 +/-    0.83  0.050 / 0.060
G19     212.3          25.5                7.2 +/-    1.56      13.8 +/-    1.56  0.040 / 0.070
G28     330.0          61.0                4.9 +/-    0.51       5.5 +/-    0.51  0.110 / 0.210
G30     96.9           76.7                5.9 +/-    0.60       6.0 +/-    0.60  0.120 / 0.160