PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-16:43:10
G01     77.2           32.8                9.4 +/-    0.67      15.6 +/-    0.67  0.040 / 0.090
G07     133.5          31.5               10.5 +/-    1.16      17.9 +/-    1.16  0.050 / 0.120
G11     57.5           34.7                8.6 +/-    0.61      13.7 +/-    0.61  0.040 / 0.060
G13     281.3          38.7               11.1 +/-    1.32      16.6 +/-    1.32  0.050 / 0.060
G15     307.1          14.1                9.2 +/-    1.92      23.5 +/-    1.92  0.050 / 0.130
G17     222.9          62.2               13.0 +/-    0.73      14.5 +/-    0.73  0.050 / 0.130
G18     52.8           20.2                9.4 +/-    0.91      20.7 +/-    0.91  0.070 / 0.130
G19     219.2          37.4               12.5 +/-    1.45      19.1 +/-    1.45  0.080 / 0.130
G28     357.1          61.5               10.0 +/-    0.83      11.2 +/-    0.83  0.030 / 0.050
G30     128.8          64.1               11.7 +/-    0.50      12.9 +/-    0.50  0.040 / 0.060