PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/26-11:28:00
G01     320.7          13.1               -8.5 +/-   28.13     -22.1 +/-   28.13  0.100 / 0.320
G08     262.2          16.5                8.2 +/-    1.51      19.7 +/-    1.51  0.090 / 0.290
G10     70.2           55.5                4.1 +/-    0.53       4.8 +/-    0.53  0.030 / 0.020
G11     307.7          20.5                2.6 +/-    2.42       5.7 +/-    2.42  0.020 / 0.020
G14     279.3          69.4                3.9 +/-    0.65       4.2 +/-    0.65  0.030 / 0.050
G20     99.9           33.3                4.4 +/-    0.68       7.2 +/-    0.68  0.040 / 0.050
G27     230.2          13.6                5.2 +/-    2.40      13.3 +/-    2.40  0.030 / 0.030
G31     178.7          33.5                5.6 +/-    0.85       9.1 +/-    0.85  0.030 / 0.020
G32     335.6          73.1                5.1 +/-    0.63       5.3 +/-    0.63  0.100 / 0.320