PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/24-01:27:50
G08     314.3          15.7                6.8 +/-    1.04      16.7 +/-    1.04  0.040 / 0.050
G10     330.0          59.9                7.0 +/-    0.30       7.9 +/-    0.30  0.040 / 0.050
G14     216.3          27.6               10.6 +/-    2.04      19.5 +/-    2.04  0.140 / 0.200
G15     46.5           12.1                5.4 +/-    2.94      14.4 +/-    2.94  0.130 / 0.280
G21     131.5          60.3                9.5 +/-    0.85      10.8 +/-    0.85  0.050 / 0.070
G24     77.7           30.3                7.3 +/-    1.03      12.7 +/-    1.03  0.060 / 0.080
G27     279.1          37.8                9.8 +/-    0.99      14.7 +/-    0.99  0.080 / 0.150
G32     220.5          48.6                9.9 +/-    1.73      12.7 +/-    1.73  0.390 / 0.180