PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/24-15:42:50
G03     237.8          70.4                8.2 +/-    0.76       8.6 +/-    0.76  0.110 / 0.320
G09     300.8          14.6                5.9 +/-    2.19      14.8 +/-    2.19  0.140 / 0.320
G14     96.7           16.0                7.8 +/-    1.33      18.9 +/-    1.33  0.050 / 0.040
G16     141.6          53.7               10.5 +/-    0.43      12.7 +/-    0.43  0.030 / 0.030
G22     192.6          56.6                9.3 +/-    0.34      10.9 +/-    0.34  0.110 / 0.240
G23     315.8          45.5                7.3 +/-    1.27       9.7 +/-    1.27  0.080 / 0.250
G26     81.0           55.5                8.1 +/-    0.84       9.6 +/-    0.84  0.050 / 0.040
G31     50.0           24.0                6.1 +/-    2.03      12.3 +/-    2.03  0.050 / 0.040