PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/27-18:28:10
G08     320.7          11.0               -8.4 +/-   36.62     -23.0 +/-   36.62  0.060 / 0.060
G10     309.5          56.0               12.5 +/-    0.89      14.7 +/-    0.89  0.050 / 0.090
G14     212.2          13.7               11.6 +/-    2.09      29.9 +/-    2.09  0.210 / 0.460
G15     45.5           20.8               11.7 +/-    2.36      25.2 +/-    2.36  0.130 / 0.850
G20     12.7           63.9               13.8 +/-    0.41      15.1 +/-    0.41  0.080 / 0.110
G21     112.6          70.0               16.8 +/-    1.43      17.8 +/-    1.43  0.090 / 0.110
G24     92.6           28.9               12.8 +/-    1.34      22.9 +/-    1.34  0.030 / 0.040
G27     293.6          36.8               12.0 +/-    4.06      18.4 +/-    4.06  0.040 / 0.040
G32     212.7          39.3               14.0 +/-    1.04      20.5 +/-    1.04  0.270 / 0.380