PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-23:13:00
G01     82.4           32.8                9.5 +/-    0.65      15.7 +/-    0.65  0.070 / 0.130
G07     130.9          35.4               11.3 +/-    0.31      17.8 +/-    0.31  0.080 / 0.100
G11     60.3           36.0                8.3 +/-    0.52      13.0 +/-    0.52  0.040 / 0.070
G13     286.5          38.1                9.6 +/-    0.92      14.4 +/-    0.92  0.040 / 0.060
G15     310.4          12.7                7.7 +/-    1.34      20.3 +/-    1.34  0.040 / 0.040
G17     218.9          61.9               10.6 +/-    0.87      11.9 +/-    0.87  0.030 / 0.040
G18     54.7           20.4                6.8 +/-    1.22      14.9 +/-    1.22  0.100 / 0.100
G19     217.2          32.4               12.2 +/-    1.46      20.4 +/-    1.46  0.080 / 0.110
G28     353.6          61.6                9.7 +/-    1.03      10.8 +/-    1.03  0.040 / 0.080
G30     121.2          71.0               11.0 +/-    0.32      11.5 +/-    0.32  0.050 / 0.080