PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/05-01:42:40
G01     97.6           29.7                6.0 +/-    1.00      10.6 +/-    1.00  0.030 / 0.050
G07     118.8          51.2                5.6 +/-    0.34       7.0 +/-    0.34  0.040 / 0.050
G08     42.0           14.3                2.7 +/-    3.11       6.9 +/-    3.11  0.090 / 0.090
G11     79.5           42.8                5.5 +/-    1.07       7.6 +/-    1.07  0.090 / 0.100
G13     302.3          32.8                2.8 +/-    1.78       4.6 +/-    1.78  0.040 / 0.040
G17     210.6          46.1                6.7 +/-    0.75       8.9 +/-    0.75  0.030 / 0.040
G19     211.9          21.7                6.8 +/-    1.44      14.3 +/-    1.44  0.040 / 0.040
G28     337.7          61.9                3.6 +/-    0.52       4.0 +/-    0.52  0.040 / 0.050
G30     89.2           76.2                5.3 +/-    0.51       5.5 +/-    0.51  0.110 / 0.500