PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/06-05:28:10
G01     78.5           33.2                3.9 +/-    0.95       6.4 +/-    0.95  0.050 / 0.110
G07     133.3          34.8                7.1 +/-    0.56      11.2 +/-    0.56  0.050 / 0.090
G11     57.3           33.7                5.2 +/-    1.59       8.4 +/-    1.59  0.050 / 0.060
G13     282.3          38.2                6.5 +/-    2.76       9.7 +/-    2.76  0.040 / 0.070
G15     309.5          12.6                2.5 +/-    2.40       6.6 +/-    2.40  0.040 / 0.020
G17     223.3          66.1                7.1 +/-    0.67       7.6 +/-    0.67  0.030 / 0.020
G19     219.5          33.7                7.1 +/-    1.73      11.6 +/-    1.73  0.040 / 0.030
G28     3.5            61.1                5.3 +/-    0.51       6.0 +/-    0.51  0.040 / 0.030
G30     126.7          69.7                7.9 +/-    0.32       8.4 +/-    0.32  0.040 / 0.050