PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-10:12:40
G02     254.1          79.1               10.1 +/-    0.84      10.3 +/-    0.84  0.040 / 0.050
G05     173.4          15.8                8.8 +/-    2.37      21.6 +/-    2.37  0.030 / 0.050
G06     39.9           55.1                7.5 +/-    0.64       8.9 +/-    0.64  0.080 / 0.230
G12     322.2          58.0                6.0 +/-    1.03       6.9 +/-    1.03  0.080 / 0.220
G17     72.3           20.7                7.7 +/-    1.24      16.7 +/-    1.24  0.050 / 0.070
G19     60.4           35.1                7.0 +/-    1.06      11.0 +/-    1.06  0.080 / 0.100
G24     244.4          33.3               12.6 +/-    1.44      20.7 +/-    1.44  0.030 / 0.030
G25     316.5          13.8                4.3 +/-    4.14      11.0 +/-    4.14  0.030 / 0.030