PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-16:12:50
G01     92.2           30.7               12.3 +/-    0.61      21.3 +/-    0.61  0.040 / 0.070
G07     124.0          42.5               12.2 +/-    0.73      17.1 +/-    0.73  0.030 / 0.070
G08     42.1           10.6               10.6 +/-    2.83      29.2 +/-    2.83  0.040 / 0.060
G11     70.6           41.0               10.9 +/-    0.70      15.5 +/-    0.70  0.040 / 0.060
G13     296.6          36.2               11.1 +/-    1.20      17.2 +/-    1.20  0.040 / 0.090
G17     212.0          49.6               13.3 +/-    1.40      16.8 +/-    1.40  0.040 / 0.100
G18     64.9           23.8               10.1 +/-    1.09      20.2 +/-    1.09  0.070 / 0.120
G19     212.7          25.7               13.3 +/-    4.17      25.6 +/-    4.17  0.070 / 0.120
G28     332.3          61.2                9.3 +/-    1.47      10.5 +/-    1.47  0.040 / 0.070
G30     102.6          74.7               12.6 +/-    0.56      13.1 +/-    0.56  0.070 / 0.060