PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-05:12:20
G02     42.9           46.4                5.1 +/-    1.28       6.7 +/-    1.28  0.030 / 0.040
G05     111.7          68.5                7.5 +/-    0.70       8.0 +/-    0.70  0.030 / 0.040
G06     57.9           12.8                2.1 +/-    1.72       5.6 +/-    1.72  0.040 / 0.040
G12     193.8          58.5                7.2 +/-    0.64       8.3 +/-    0.64  0.050 / 0.040
G25     274.4          59.3                4.5 +/-    1.35       5.2 +/-    1.35  0.060 / 0.170
G29     317.6          40.7                4.3 +/-    0.68       6.2 +/-    0.68  0.080 / 0.140