PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/08-21:58:10
G01     237.3          27.1               10.1 +/-    3.33      18.8 +/-    3.33  0.080 / 0.170
G03     310.0          56.2                7.8 +/-    0.71       9.1 +/-    0.71  0.070 / 0.150
G14     73.8           32.2                8.8 +/-    0.53      14.7 +/-    0.53  0.030 / 0.040
G16     156.7          30.5               11.3 +/-    1.52      19.7 +/-    1.52  0.040 / 0.040
G22     271.3          74.7               10.0 +/-    0.53      10.3 +/-    0.53  0.080 / 0.170
G23     295.8          26.0                8.4 +/-    1.78      16.0 +/-    1.78  0.080 / 0.150
G26     124.2          47.9               11.0 +/-    1.05      14.3 +/-    1.05  0.080 / 0.200
G31     40.4           48.5                7.8 +/-    0.36      10.1 +/-    0.36  0.080 / 0.150
G32     88.0           15.2                8.0 +/-    1.61      19.9 +/-    1.61  0.060 / 0.130