PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/02-22:42:50
G01     318.4          20.9                8.0 +/-    1.95      17.2 +/-    1.95  0.150 / 0.260
G08     258.4          12.9               11.8 +/-    1.51      30.8 +/-    1.51  0.130 / 0.230
G10     82.7           50.7               10.9 +/-    0.67      13.6 +/-    0.67  0.090 / 0.240
G11     303.7          21.9                9.0 +/-    1.36      18.9 +/-    1.36  0.070 / 0.250
G14     291.8          69.4               11.2 +/-    0.66      11.9 +/-    0.66  0.040 / 0.060
G18     303.4          41.9               11.5 +/-    0.50      16.3 +/-    0.50  0.040 / 0.060
G20     107.2          26.7               13.1 +/-    2.25      24.6 +/-    2.25  0.210 / 0.320
G31     174.3          44.2               13.9 +/-    0.82      18.9 +/-    0.82  0.220 / 0.350
G32     11.5           66.3                9.3 +/-    0.43      10.1 +/-    0.43  0.070 / 0.090