PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-16:58:00
G08     298.9          22.7                6.7 +/-    1.03      13.7 +/-    1.03  0.070 / 0.070
G10     359.5          62.5                7.2 +/-    0.77       8.0 +/-    0.77  0.080 / 0.100
G14     224.3          36.5                9.9 +/-    1.91      15.3 +/-    1.91  0.090 / 0.120
G20     60.8           52.8                7.9 +/-    1.33       9.6 +/-    1.33  0.120 / 0.130
G21     143.4          45.6                9.7 +/-    0.80      13.0 +/-    0.80  0.090 / 0.140
G24     63.0           28.6                7.3 +/-    1.44      13.2 +/-    1.44  0.100 / 0.140
G27     260.7          34.9               10.2 +/-    1.69      16.2 +/-    1.69  0.050 / 0.060
G32     235.6          64.7                9.9 +/-    1.30      10.9 +/-    1.30  0.040 / 0.060