PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/16-00:12:50
G01     247.4          35.5                9.3 +/-    1.82      14.6 +/-    1.82  0.040 / 0.050
G03     316.3          43.1                6.2 +/-    1.27       8.6 +/-    1.27  0.040 / 0.040
G11     239.0          11.0               10.3 +/-    2.86      28.2 +/-    2.86  0.130 / 0.390
G14     57.6           43.4                6.5 +/-    0.88       9.0 +/-    0.88  0.080 / 0.480
G22     304.6          64.8                6.1 +/-    0.80       6.7 +/-    0.80  0.050 / 0.090
G23     287.5          20.6                8.6 +/-    1.64      18.7 +/-    1.64  0.050 / 0.070
G25     40.3           10.0                2.9 +/-    3.52       8.1 +/-    3.52  0.100 / 0.110
G26     135.3          38.7                9.0 +/-    1.11      13.4 +/-    1.11  0.070 / 0.100
G31     41.8           56.6                6.2 +/-    1.03       7.3 +/-    1.03  0.050 / 0.060
G32     77.9           21.6                5.4 +/-    1.95      11.3 +/-    1.95  0.050 / 0.060