PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-17:42:40
G08     309.8          19.1                6.6 +/-    1.28      14.8 +/-    1.28  0.050 / 0.060
G10     336.0          60.7                7.0 +/-    0.49       7.8 +/-    0.49  0.060 / 0.080
G14     217.9          26.1                9.4 +/-    2.20      18.0 +/-    2.20  0.040 / 0.070
G20     42.4           58.6                8.7 +/-    0.79      10.0 +/-    0.79  0.060 / 0.060
G21     134.4          56.9               10.3 +/-    0.69      12.0 +/-    0.69  0.100 / 0.260
G24     75.6           30.7                8.0 +/-    1.00      13.9 +/-    1.00  0.200 / 0.240
G27     274.9          37.9                9.2 +/-    1.61      13.9 +/-    1.61  0.090 / 0.140
G32     222.4          53.9                9.6 +/-    1.86      11.6 +/-    1.86  0.090 / 0.140