PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-01:28:10
G03     209.0          53.4                5.6 +/-    0.75       6.8 +/-    0.75  0.130 / 0.220
G07     261.9          20.2                4.3 +/-    3.45       9.4 +/-    3.45  0.090 / 0.310
G09     314.4          36.5                4.0 +/-    0.95       6.1 +/-    0.95  0.130 / 0.190
G16     81.0           63.5                4.0 +/-    0.64       4.4 +/-    0.64  0.130 / 0.190
G22     188.0          36.8                5.2 +/-    0.52       8.0 +/-    0.52  0.040 / 0.050
G23     332.7          62.9                4.4 +/-    0.49       4.9 +/-    0.49  0.040 / 0.040
G26     50.2           39.8                3.1 +/-    1.42       4.5 +/-    1.42  0.040 / 0.040
G27     132.0          13.7                5.0 +/-    1.72      12.8 +/-    1.72  0.030 / 0.030