PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/07-22:42:40
G03     213.9          58.1                8.8 +/-    0.54      10.2 +/-    0.54  0.060 / 0.080
G07     257.9          16.4                8.5 +/-    1.26      20.4 +/-    1.26  0.050 / 0.080
G09     312.7          33.9                6.1 +/-    1.01       9.9 +/-    1.01  0.270 / 0.340
G16     89.3           62.8                7.5 +/-    0.85       8.3 +/-    0.85  0.250 / 0.330
G22     190.2          41.1                9.9 +/-    1.87      14.2 +/-    1.87  0.040 / 0.050
G23     330.6          60.5                5.8 +/-    0.91       6.6 +/-    0.91  0.050 / 0.060
G26     53.1           42.3                5.6 +/-    0.59       7.9 +/-    0.59  0.110 / 0.280
G27     133.3          10.9                1.0 +/-   38.64       2.7 +/-   38.64  0.090 / 0.330