PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/05/14-09:27:50
G01     297.0          39.3                4.8 +/-    7.37       7.1 +/-    7.37  0.050 / 0.080
G03     310.7          16.3                3.0 +/-    1.30       7.1 +/-    1.30  0.050 / 0.090
G10     115.2          31.5                4.7 +/-    0.64       8.0 +/-    0.64  0.080 / 0.080
G11     270.1          26.8                5.8 +/-    1.18      10.9 +/-    1.18  0.100 / 0.070
G14     16.5           61.7                3.4 +/-    0.78       3.8 +/-    0.78  0.060 / 0.070
G18     258.4          49.7                5.0 +/-    3.92       6.4 +/-    3.92  0.050 / 0.070
G22     313.6          36.8                2.7 +/-    1.22       4.2 +/-    1.22  0.040 / 0.030
G25     72.4           18.1                2.1 +/-    1.35       4.8 +/-    1.35  0.040 / 0.030
G31     149.6          74.7                5.4 +/-    0.57       5.6 +/-    0.57  0.050 / 0.050
G32     42.2           48.9                2.7 +/-    1.27       3.5 +/-    1.27  0.040 / 0.050