PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/24-22:27:50
G01     284.7          41.0                5.6 +/-    2.85       8.0 +/-    2.85  0.060 / 0.090
G03     313.3          20.1               10.7 +/-    1.59      23.5 +/-    1.59  0.040 / 0.060
G10     123.1          25.7               10.4 +/-    1.61      19.9 +/-    1.61  0.050 / 0.070
G11     260.3          25.0               10.7 +/-    5.80      20.9 +/-    5.80  0.080 / 0.080
G14     31.6           55.6                9.4 +/-    0.95      11.1 +/-    0.95  0.060 / 0.150
G22     314.2          41.5               10.5 +/-    0.95      14.9 +/-    0.95  0.090 / 0.180
G25     61.4           18.4                9.0 +/-    1.64      20.5 +/-    1.64  0.020 / 0.020
G26     156.4          15.5               12.7 +/-    1.78      31.2 +/-    1.78  0.030 / 0.020
G31     119.3          81.2               12.1 +/-    0.54      12.2 +/-    0.54  0.050 / 0.060
G32     54.1           40.3                8.4 +/-    1.58      12.1 +/-    1.58  0.040 / 0.050