PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/28-22:27:50
G01     274.4          41.2                8.8 +/-    2.14      12.6 +/-    2.14  0.060 / 0.050
G03     315.2          26.5                7.2 +/-    1.40      13.6 +/-    1.40  0.040 / 0.080
G10     128.2          19.7                9.7 +/-    3.13      21.5 +/-    3.13  0.040 / 0.060
G11     253.0          21.9                8.9 +/-    2.54      18.8 +/-    2.54  0.050 / 0.060
G14     40.9           51.2                7.8 +/-    0.92       9.7 +/-    0.92  0.080 / 0.120
G22     314.4          48.4                7.5 +/-    0.82       9.7 +/-    0.82  0.220 / 0.220
G25     54.2           17.2                7.0 +/-    3.24      16.4 +/-    3.24  0.020 / 0.020
G26     152.0          21.6               11.6 +/-    6.11      24.5 +/-    6.11  0.020 / 0.020
G31     68.3           79.0                9.2 +/-    0.72       9.3 +/-    0.72  0.030 / 0.050
G32     61.0           35.4                8.3 +/-    0.69      13.1 +/-    0.69  0.040 / 0.060