PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/29-01:28:10
G02     205.1          43.8               10.5 +/-    0.56      14.3 +/-    0.56  0.100 / 0.130
G06     145.7          75.8                9.5 +/-    0.79       9.8 +/-    0.79  0.090 / 0.130
G12     311.2          20.2                5.4 +/-    1.04      11.8 +/-    1.04  0.030 / 0.030
G17     39.5           47.0                5.6 +/-    1.95       7.4 +/-    1.95  0.030 / 0.040
G19     14.5           61.0                6.2 +/-    0.67       7.0 +/-    0.67  0.120 / 0.130
G24     289.9          40.7               11.2 +/-    4.73      16.1 +/-    4.73  0.100 / 0.120
G28     109.4          25.9                7.3 +/-    0.98      13.9 +/-    0.98  0.090 / 0.140