PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-22:27:50
G01     220.3          13.2               12.1 +/-    1.49      31.4 +/-    1.49  0.040 / 0.040
G03     277.5          69.2                6.9 +/-    0.78       7.4 +/-    0.78  0.040 / 0.050
G09     298.1          14.4                8.5 +/-    2.30      21.5 +/-    2.30  0.080 / 0.200
G14     88.2           25.4                8.6 +/-    1.48      16.7 +/-    1.48  0.090 / 0.180
G16     138.8          49.7               10.0 +/-    0.80      12.7 +/-    0.80  0.050 / 0.090
G22     211.0          66.6               10.0 +/-    0.98      10.8 +/-    0.98  0.070 / 0.090
G23     310.8          40.6                7.3 +/-    0.91      10.5 +/-    0.91  0.040 / 0.030
G26     88.3           54.4                7.0 +/-    0.53       8.4 +/-    0.53  0.030 / 0.030
G31     47.4           28.0                4.7 +/-    1.72       8.6 +/-    1.72  0.040 / 0.080