PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/08-11:12:30
G02     35.2           53.4                8.2 +/-    0.96      10.0 +/-    0.96  0.260 / 0.310
G05     138.1          64.0               11.4 +/-    0.28      12.5 +/-    0.28  0.270 / 0.290
G06     54.8           14.8                5.8 +/-    1.64      14.4 +/-    1.64  0.040 / 0.030
G12     196.3          65.2                9.8 +/-    0.26      10.6 +/-    0.26  0.040 / 0.030
G19     101.4          9.8                 9.1 +/-    6.03      25.6 +/-    6.03  0.060 / 0.110
G25     283.9          59.8               29.5 +/-    2.07      33.5 +/-    2.07  0.080 / 0.120
G29     310.0          31.3                6.5 +/-    0.79      11.1 +/-    0.79  0.040 / 0.030