PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/01/14-19:27:50
G01     266.9          40.3               10.7 +/-    1.24      15.5 +/-    1.24  0.080 / 0.050
G03     316.3          33.3                6.3 +/-    1.51      10.3 +/-    1.51  0.070 / 0.070
G10     131.4          15.0                9.9 +/-    2.57      24.7 +/-    2.57  0.180 / 0.260
G11     249.4          19.2               10.2 +/-    3.21      23.0 +/-    3.21  0.180 / 0.210
G14     46.2           48.7                8.3 +/-    0.64      10.7 +/-    0.64  0.050 / 0.070
G22     313.4          54.6                7.0 +/-    1.11       8.4 +/-    1.11  0.070 / 0.080
G25     49.9           16.0                6.8 +/-    3.36      16.6 +/-    3.36  0.030 / 0.060
G26     146.6          27.2               10.3 +/-    3.07      19.2 +/-    3.07  0.030 / 0.030
G31     50.0           71.8                7.4 +/-    0.44       7.7 +/-    0.44  0.040 / 0.070
G32     66.7           30.7                8.7 +/-    1.82      15.1 +/-    1.82  0.040 / 0.060