PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/27-00:12:50
G01     257.4          38.2               12.3 +/-    0.93      18.5 +/-    0.93  0.040 / 0.040
G03     316.6          37.5               10.2 +/-    1.17      15.4 +/-    1.17  0.040 / 0.050
G11     240.4          14.7               11.7 +/-    2.92      29.3 +/-    2.92  0.070 / 0.110
G14     54.5           44.1                8.9 +/-    1.45      12.1 +/-    1.45  0.070 / 0.110
G18     222.8          31.0               12.6 +/-    0.90      21.6 +/-    0.90  0.050 / 0.080
G22     310.1          60.1               11.8 +/-    0.61      13.4 +/-    0.61  0.050 / 0.100
G25     41.3           10.4                6.0 +/-    2.13      16.7 +/-    2.13  0.110 / 0.310
G26     141.2          33.4                6.9 +/-   25.50      11.2 +/-   25.50  0.120 / 0.290
G31     43.4           65.1                9.6 +/-    0.36      10.4 +/-    0.36  0.160 / 0.370
G32     72.9           25.9                9.1 +/-    1.67      17.4 +/-    1.67  0.130 / 0.340