PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/03-18:58:10
G10     267.2          39.8               11.4 +/-    0.68      16.7 +/-    0.68  0.100 / 0.150
G13     41.6           17.3                7.6 +/-    1.12      17.8 +/-    1.12  0.110 / 0.160
G15     58.9           48.5                7.9 +/-    0.67      10.2 +/-    0.67  0.040 / 0.050
G20     299.9          61.1                8.7 +/-    0.24       9.8 +/-    0.24  0.040 / 0.040
G21     1.0            71.1                9.0 +/-    0.36       9.5 +/-    0.36  0.090 / 0.240
G24     122.5          13.9               12.9 +/-    1.81      33.0 +/-    1.81  0.090 / 0.230
G27     319.0          18.4                9.1 +/-    0.74      20.7 +/-    0.74  0.120 / 0.370
G29     167.3          32.4               11.9 +/-    1.24      19.9 +/-    1.24  0.130 / 0.350