PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/16-19:27:40
G08     316.9          14.3                8.4 +/-    2.50      21.3 +/-    2.50  0.070 / 0.080
G10     320.4          58.3                9.4 +/-    0.64      10.9 +/-    0.64  0.070 / 0.080
G14     214.3          19.9                9.5 +/-    1.72      20.9 +/-    1.72  0.110 / 0.430
G15     45.8           15.8                8.8 +/-    2.31      21.6 +/-    2.31  0.170 / 0.300
G20     25.6           62.2                9.4 +/-    2.61      10.5 +/-    2.61  0.090 / 0.100
G21     124.2          65.0               11.3 +/-    0.60      12.4 +/-    0.60  0.090 / 0.100
G24     85.2           30.3                9.7 +/-    0.58      16.9 +/-    0.58  0.040 / 0.040
G27     285.7          38.0                6.0 +/-    0.66       9.1 +/-    0.66  0.040 / 0.040
G32     216.3          45.4               11.4 +/-    1.00      15.3 +/-    1.00  0.120 / 0.310