PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-15:57:40
G01     102.0          27.2               10.7 +/-    0.86      19.9 +/-    0.86  0.030 / 0.050
G07     115.0          49.9               10.5 +/-    0.60      13.3 +/-    0.60  0.030 / 0.050
G08     41.7           17.9                7.9 +/-    0.71      18.2 +/-    0.71  0.040 / 0.060
G09     174.7          11.3               10.3 +/-    1.31      28.0 +/-    1.31  0.040 / 0.070
G11     82.1           43.1               10.0 +/-    0.91      13.9 +/-    0.91  0.060 / 0.100
G13     305.6          32.1                9.6 +/-    1.69      16.2 +/-    1.69  0.060 / 0.120
G17     207.1          40.6               11.7 +/-    1.82      16.9 +/-    1.82  0.090 / 0.150
G18     74.4           24.3                8.5 +/-    0.69      16.9 +/-    0.69  0.110 / 0.160
G28     315.1          59.8                9.6 +/-    0.86      10.9 +/-    0.86  0.030 / 0.070
G30     63.6           78.6                9.9 +/-    0.84      10.1 +/-    0.84  0.030 / 0.070