PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/26-18:57:40
G08     307.9          19.7                9.1 +/-    1.49      20.1 +/-    1.49  0.060 / 0.070
G10     333.6          60.2                9.2 +/-    0.45      10.5 +/-    0.45  0.070 / 0.070
G14     219.1          32.8                9.7 +/-    3.27      16.1 +/-    3.27  0.040 / 0.040
G18     43.5           57.8               10.9 +/-    0.56      12.6 +/-    0.56  0.040 / 0.040
G21     135.5          50.7               13.4 +/-    0.60      16.7 +/-    0.60  0.050 / 0.060
G24     73.5           30.5               10.4 +/-    0.77      18.1 +/-    0.77  0.070 / 0.060
G27     271.1          37.3                9.9 +/-    3.14      15.0 +/-    3.14  0.130 / 0.150
G32     224.9          52.2               11.9 +/-    2.48      14.6 +/-    2.48  0.130 / 0.130