PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/16-03:42:50
G02     12.9           69.7                2.0 +/-    0.63       2.1 +/-    0.63  0.160 / 0.350
G05     157.9          44.5                4.5 +/-    1.13       6.1 +/-    1.13  0.400 / 0.460
G06     43.1           35.6                3.0 +/-    1.68       4.7 +/-    1.68  0.030 / 0.030
G12     286.4          77.3                2.8 +/-    0.80       2.8 +/-    0.80  0.030 / 0.030
G19     83.9           21.1                3.4 +/-    3.10       7.4 +/-    3.10  0.040 / 0.050
G24     219.0          14.9                6.4 +/-    2.38      15.9 +/-    2.38  0.040 / 0.040
G25     313.3          40.3                1.5 +/-    1.20       2.2 +/-    1.20  0.040 / 0.040
G29     295.9          19.9                2.6 +/-    1.89       5.7 +/-    1.89  0.040 / 0.030