PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/05-00:12:40
G01     320.6          12.3               11.6 +/-    4.36      30.9 +/-    4.36  0.050 / 0.060
G08     262.2          16.4               16.9 +/-    1.76      40.5 +/-    1.76  0.050 / 0.050
G10     67.2           57.4               13.8 +/-    0.40      16.1 +/-    0.40  0.050 / 0.100
G11     307.9          20.6               15.4 +/-    3.13      33.3 +/-    3.13  0.050 / 0.090
G14     279.8          69.3               14.1 +/-    0.72      15.0 +/-    0.72  0.030 / 0.030
G18     95.6           33.6               14.4 +/-    0.64      23.5 +/-    0.64  0.030 / 0.030
G27     227.5          12.8               16.2 +/-   17.31      42.5 +/-   17.31  0.110 / 0.280
G31     179.9          32.0               16.3 +/-    2.70      27.4 +/-    2.70  0.090 / 0.290