PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/04-00:12:50
G01     55.1           28.4                7.9 +/-    1.29      14.4 +/-    1.29  0.120 / 0.370
G06     182.1          15.0               19.7 +/-    3.21      49.0 +/-    3.21  0.130 / 0.230
G07     143.5          13.9                7.9 +/-    3.73      20.1 +/-    3.73  0.070 / 0.120
G11     45.7           18.8                7.6 +/-    2.62      17.2 +/-    2.62  0.070 / 0.130
G13     256.3          33.9               10.8 +/-    0.82      17.5 +/-    0.82  0.040 / 0.040
G15     289.0          16.4                7.5 +/-    1.46      18.1 +/-    1.46  0.030 / 0.040
G17     290.0          80.0                4.8 +/-    0.52       4.9 +/-    0.52  0.070 / 0.080
G19     237.2          54.3               10.9 +/-    2.17      13.0 +/-    2.17  0.110 / 0.080
G28     37.7           57.1                9.6 +/-    0.43      11.2 +/-    0.43  0.110 / 0.200
G30     146.7          47.5               11.2 +/-    0.60      14.6 +/-    0.60  0.120 / 0.170