PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/28-08:58:10
G02     241.0          76.9                6.8 +/-    0.45       6.9 +/-    0.45  0.120 / 0.300
G05     174.1          13.1                5.6 +/-    1.42      14.6 +/-    1.42  0.100 / 0.290
G06     40.8           59.3                4.7 +/-    0.46       5.4 +/-    0.46  0.040 / 0.060
G12     322.0          53.3                5.4 +/-    0.43       6.5 +/-    0.43  0.030 / 0.050
G17     69.4           22.6                4.5 +/-    1.50       9.3 +/-    1.50  0.070 / 0.070
G19     56.7           37.5                3.5 +/-    0.55       5.4 +/-    0.55  0.070 / 0.070
G24     248.4          35.4                8.0 +/-    1.15      12.7 +/-    1.15  0.200 / 0.420
G25     315.8          10.8              -14.7 +/-   25.08     -40.2 +/-   25.08  0.160 / 0.440
G28     129.8          9.8                 7.3 +/-    1.81      20.4 +/-    1.81  0.030 / 0.040