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                8.5 +/-    1.61      16.9 +/-    1.61  0.090 / 0.340
G06     177.7          26.8               12.2 +/-    1.10      22.9 +/-    1.10  0.130 / 0.420
G07     147.0          11.0               12.0 +/-    1.33      32.7 +/-    1.33  0.090 / 0.130
G11     44.8           15.3                7.6 +/-    3.04      18.8 +/-    3.04  0.080 / 0.170
G13     248.9          29.2               11.0 +/-    1.95      19.6 +/-    1.95  0.060 / 0.070
G15     281.3          15.5                9.6 +/-    1.84      23.5 +/-    1.84  0.050 / 0.060
G17     306.2          77.3                9.5 +/-    0.73       9.7 +/-    0.73  0.040 / 0.030
G19     250.2          61.2               10.8 +/-    0.59      12.1 +/-    0.59  0.040 / 0.040
G28     56.3           51.7                8.4 +/-    1.00      10.4 +/-    1.00  0.160 / 0.250
G30     150.0          36.7               11.1 +/-    0.64      17.0 +/-    0.64  0.150 / 0.290