PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/12-01:12:50
G01     258.3          38.4                9.0 +/-    0.76      13.4 +/-    0.76  0.040 / 0.050
G03     316.6          36.8                6.3 +/-    0.65       9.7 +/-    0.65  0.040 / 0.040
G11     241.0          15.1                7.3 +/-    1.72      18.1 +/-    1.72  0.060 / 0.090
G14     53.6           44.7                4.8 +/-    0.91       6.5 +/-    0.91  0.050 / 0.090
G18     223.7          31.7               10.2 +/-    0.78      17.3 +/-    0.78  0.050 / 0.060
G22     310.5          59.5                6.1 +/-    1.73       6.9 +/-    1.73  0.040 / 0.090
G25     42.2           11.2                3.8 +/-    1.43      10.2 +/-    1.43  0.080 / 0.260
G26     141.2          33.1              -12.8 +/-   35.04     -21.0 +/-   35.04  0.090 / 0.260
G31     43.8           65.0                5.2 +/-    0.28       5.6 +/-    0.28  0.170 / 0.340
G32     72.5           26.0                5.1 +/-    1.35       9.8 +/-    1.35  0.130 / 0.360