PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/06-03:12:40
G02     235.4          74.4                4.4 +/-    0.37       4.6 +/-    0.37  0.320 / 0.540
G05     172.4          14.0                5.6 +/-    2.31      14.4 +/-    2.31  0.260 / 0.230
G06     40.9           67.4                3.3 +/-    0.53       3.5 +/-    0.53  0.060 / 0.080
G12     320.6          46.4                3.7 +/-    0.70       4.8 +/-    0.70  0.050 / 0.050
G17     69.2           22.3                3.3 +/-    1.46       6.8 +/-    1.46  0.060 / 0.080
G19     53.4           40.8                3.8 +/-    1.32       5.5 +/-    1.32  0.070 / 0.080
G24     245.6          36.2                5.0 +/-    1.51       7.7 +/-    1.51  0.040 / 0.040
G25     315.9          11.9               -4.4 +/-   23.75     -11.7 +/-   23.75  0.030 / 0.040