PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-15:43:10
G01     78.7           32.7               10.0 +/-    0.97      16.5 +/-    0.97  0.040 / 0.100
G07     132.6          33.1               10.7 +/-    0.75      17.5 +/-    0.75  0.050 / 0.080
G11     58.8           35.7                9.2 +/-    0.62      14.4 +/-    0.62  0.040 / 0.060
G13     282.8          38.7                9.8 +/-    1.28      14.6 +/-    1.28  0.040 / 0.060
G15     308.2          13.6                8.1 +/-    1.39      20.9 +/-    1.39  0.050 / 0.120
G17     221.4          60.3               12.4 +/-    0.66      14.1 +/-    0.66  0.050 / 0.130
G18     54.0           20.8                7.3 +/-    1.86      15.7 +/-    1.86  0.070 / 0.120
G19     218.4          36.4               10.8 +/-    1.75      16.7 +/-    1.75  0.070 / 0.130
G28     354.1          61.5               10.6 +/-    0.95      11.8 +/-    0.95  0.030 / 0.050
G30     126.8          66.2                9.8 +/-    0.63      10.6 +/-    0.63  0.030 / 0.060