PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-16:12:30
G10     256.7          33.2                9.9 +/-    1.80      16.2 +/-    1.80  0.200 / 0.590
G13     47.5           24.5                8.3 +/-    2.23      16.4 +/-    2.23  0.210 / 0.600
G15     70.8           53.6                9.9 +/-    0.54      11.9 +/-    0.54  0.040 / 0.060
G16     288.3          15.3                6.7 +/-    4.77      16.6 +/-    4.77  0.040 / 0.050
G20     282.7          56.9               11.3 +/-    0.93      13.2 +/-    0.93  0.070 / 0.100
G21     343.7          64.6                6.2 +/-    0.75       6.8 +/-    0.75  0.090 / 0.140
G26     262.2          12.7                8.2 +/-    1.69      21.5 +/-    1.69  0.080 / 0.220
G29     165.6          43.8               11.5 +/-    0.99      15.8 +/-    0.99  0.080 / 0.250