PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/03-18:12:50
G08     314.1          16.4                7.5 +/-    3.09      18.0 +/-    3.09  0.060 / 0.060
G10     319.9          57.7                7.0 +/-    0.90       8.1 +/-    0.90  0.080 / 0.080
G14     215.4          25.8               10.4 +/-    1.74      19.9 +/-    1.74  0.070 / 0.080
G15     45.9           14.4                6.7 +/-    1.76      17.0 +/-    1.76  0.060 / 0.090
G18     31.5           60.9                9.1 +/-    1.61      10.2 +/-    1.61  0.230 / 0.360
G20     81.2           10.7                9.0 +/-    2.09      24.7 +/-    2.09  0.370 / 0.580
G21     128.3          57.3               11.4 +/-    0.43      13.3 +/-    0.43  0.080 / 0.060
G24     82.2           30.4                8.3 +/-    1.34      14.4 +/-    1.34  0.070 / 0.050
G27     280.9          38.1                9.3 +/-    2.12      14.0 +/-    2.12  0.030 / 0.030
G32     219.0          45.2               10.9 +/-    1.35      14.6 +/-    1.35  0.030 / 0.040