PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/04-17:42:30
G10     299.9          53.4               10.3 +/-    0.96      12.5 +/-    0.96  0.060 / 0.090
G15     45.8           25.7                7.8 +/-    0.79      15.0 +/-    0.79  0.080 / 0.090
G20     359.4          65.0                9.9 +/-    1.56      10.8 +/-    1.56  0.070 / 0.140
G21     96.6           73.9               12.2 +/-    0.80      12.7 +/-    0.80  0.070 / 0.140
G24     99.2           26.8               12.3 +/-    0.54      23.0 +/-    0.54  0.040 / 0.040
G27     300.5          34.6                9.9 +/-    1.63      15.8 +/-    1.63  0.040 / 0.050
G32     209.8          33.5               11.1 +/-    1.19      18.2 +/-    1.19  0.030 / 0.040