PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/13-00:58:10
G01     233.0          25.4               10.0 +/-    1.45      19.4 +/-    1.45  0.040 / 0.040
G03     308.8          57.5                5.3 +/-    1.12       6.2 +/-    1.12  0.040 / 0.040
G14     73.3           34.3                4.3 +/-    0.66       6.9 +/-    0.66  0.090 / 0.140
G16     152.8          33.7                9.7 +/-    0.66      15.8 +/-    0.66  0.070 / 0.150
G22     266.0          74.3                6.6 +/-    0.80       6.8 +/-    0.80  0.080 / 0.140
G23     298.9          30.1                6.6 +/-    1.53      11.6 +/-    1.53  0.070 / 0.120
G26     117.0          49.5                7.8 +/-    0.54       9.9 +/-    0.54  0.120 / 0.140
G31     42.3           41.7               -3.3 +/-    1.07      -4.6 +/-    1.07  0.090 / 0.150
G32     90.1           12.4                4.8 +/-    1.22      12.8 +/-    1.22  0.030 / 0.040