PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/05-16:28:10
G10     260.2          35.6               25.1 +/-    1.58      39.4 +/-    1.58  0.090 / 0.290
G13     45.2           22.1                7.9 +/-    2.32      16.5 +/-    2.32  0.120 / 0.250
G15     65.6           51.7                9.1 +/-    1.24      11.2 +/-    1.24  0.040 / 0.040
G20     288.7          58.7                3.5 +/-    1.67       4.0 +/-    1.67  0.050 / 0.040
G21     349.2          67.0               11.1 +/-    0.80      12.0 +/-    0.80  0.230 / 0.350
G24     127.9          10.0              -14.4 +/-   26.70     -40.2 +/-   26.70  0.070 / 0.220
G26     259.1          11.1                8.0 +/-    4.56      21.8 +/-    4.56  0.120 / 0.310
G27     321.3          13.2                6.6 +/-   11.34      17.2 +/-   11.34  0.080 / 0.080