PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/29-23:43:00
G01     48.5           24.3                8.9 +/-    0.70      17.6 +/-    0.70  0.050 / 0.110
G06     177.7          26.8               12.5 +/-    1.90      23.4 +/-    1.90  0.050 / 0.110
G07     147.0          11.0               12.6 +/-    4.70      34.4 +/-    4.70  0.030 / 0.030
G11     44.8           15.3                8.5 +/-    2.16      20.9 +/-    2.16  0.020 / 0.030
G13     248.9          29.2               10.3 +/-    1.13      18.4 +/-    1.13  0.040 / 0.050
G15     281.3          15.5                9.9 +/-    1.60      24.4 +/-    1.60  0.030 / 0.040
G17     306.2          77.3               10.6 +/-    0.67      10.8 +/-    0.67  0.040 / 0.070
G19     250.2          61.2               11.5 +/-    1.12      12.9 +/-    1.12  0.040 / 0.070
G28     56.3           51.7                9.1 +/-    0.46      11.2 +/-    0.46  0.120 / 0.470
G30     150.0          36.7               11.7 +/-    0.90      17.9 +/-    0.90  0.150 / 0.410