PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-21:27:30
G01     297.8          38.4               10.8 +/-    0.93      16.1 +/-    0.93  0.060 / 0.110
G03     309.7          11.9                6.3 +/-   20.24      16.9 +/-   20.24  0.050 / 0.110
G10     115.0          32.4               11.4 +/-    1.00      19.0 +/-    1.00  0.090 / 0.240
G11     269.7          27.3                9.2 +/-    0.80      17.1 +/-    0.80  0.100 / 0.260
G14     15.8           61.9                8.8 +/-    0.56       9.8 +/-    0.56  0.040 / 0.060
G22     312.6          32.7                8.3 +/-    1.59      13.7 +/-    1.59  0.050 / 0.060
G25     68.0           16.8                9.6 +/-    2.40      22.8 +/-    2.40  0.160 / 0.360
G31     159.0          73.3               10.9 +/-    1.16      11.3 +/-    1.16  0.170 / 0.450
G32     45.4           46.1                8.0 +/-    0.42      10.6 +/-    0.42  0.060 / 0.070