PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-00:28:10
G01     282.7          42.8               16.1 +/-    2.10      22.5 +/-    2.10  0.080 / 0.090
G03     313.3          19.8               11.8 +/-    2.54      26.1 +/-    2.54  0.060 / 0.080
G10     123.0          23.2               15.2 +/-    2.01      30.9 +/-    2.01  0.040 / 0.040
G11     262.3          23.2               18.4 +/-    3.78      37.4 +/-    3.78  0.050 / 0.040
G14     26.1           58.1                6.8 +/-    1.28       7.9 +/-    1.28  0.070 / 0.170
G18     245.0          45.4               18.0 +/-    4.53      24.1 +/-    4.53  0.120 / 0.160
G22     314.4          40.8               13.6 +/-    1.03      19.6 +/-    1.03  0.090 / 0.070
G25     63.4           18.6               10.9 +/-    1.06      24.8 +/-    1.06  0.070 / 0.090
G31     94.2           78.8               14.1 +/-    0.76      14.3 +/-    0.76  0.050 / 0.090
G32     55.3           38.5               11.8 +/-    1.29      17.6 +/-    1.29  0.050 / 0.070