PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/03-17:27:50
G03     220.3          64.6               10.1 +/-    0.90      11.1 +/-    0.90  0.080 / 0.470
G07     252.0          14.0                9.9 +/-    2.26      25.2 +/-    2.26  0.080 / 0.380
G09     305.8          21.3                7.6 +/-    1.23      16.1 +/-    1.23  0.200 / 0.390
G14     103.5          10.5               10.7 +/-    3.82      29.5 +/-    3.82  0.250 / 0.410
G16     128.0          61.0                9.6 +/-    0.79      10.8 +/-    0.79  0.040 / 0.040
G22     189.7          48.4               11.1 +/-    0.93      14.3 +/-    0.93  0.040 / 0.040
G23     321.9          51.7                8.7 +/-    0.56      10.7 +/-    0.56  0.130 / 0.230
G26     67.7           52.9                8.6 +/-    1.15      10.5 +/-    1.15  0.130 / 0.190
G31     54.0           18.4                6.7 +/-    1.43      15.3 +/-    1.43  0.030 / 0.030