PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/05-06:57:40
G01     125.9          10.9              -11.2 +/-   33.66     -30.5 +/-   33.66  0.040 / 0.050
G07     54.2           69.1                4.5 +/-    0.36       4.8 +/-    0.36  0.050 / 0.040
G08     52.1           41.6                3.6 +/-    0.56       5.2 +/-    0.56  0.030 / 0.040
G09     176.8          35.9                8.5 +/-    1.59      13.2 +/-    1.59  0.030 / 0.040
G11     121.4          35.8                7.2 +/-    0.84      11.3 +/-    0.84  0.090 / 0.270
G13     320.8          12.3                0.3 +/-    2.30       0.8 +/-    2.30  0.090 / 0.240
G17     199.7          12.7                5.6 +/-    2.99      14.8 +/-    2.99  0.120 / 0.390
G18     103.8          16.3                6.3 +/-    0.97      15.1 +/-    0.97  0.120 / 0.380
G28     267.4          46.3                6.3 +/-    1.41       8.3 +/-    1.41  0.180 / 0.360
G30     328.8          58.2                2.6 +/-    0.53       3.0 +/-    0.53  0.160 / 0.330