PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/29-03:42:40
G03     192.3          23.0                5.3 +/-    1.27      10.8 +/-    1.27  0.110 / 0.480
G07     290.0          38.1                5.8 +/-    0.95       8.7 +/-    0.95  0.110 / 0.480
G08     139.8          28.0                7.1 +/-    0.88      12.9 +/-    0.88  0.070 / 0.100
G09     322.9          67.1                2.9 +/-    0.52       3.1 +/-    0.52  0.040 / 0.090
G16     43.2           39.2                2.7 +/-    0.63       4.0 +/-    0.63  0.050 / 0.090
G23     102.8          82.3                4.1 +/-    1.04       4.1 +/-    1.04  0.060 / 0.070
G26     43.6           12.8                1.5 +/-    1.05       3.9 +/-    1.05  0.040 / 0.070
G27     103.2          33.2                5.7 +/-    0.75       9.3 +/-    0.75  0.040 / 0.070
G30     272.3          10.5              -10.7 +/-   26.78     -29.5 +/-   26.78  0.030 / 0.030