PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-06:27:50
G01     67.8           31.6                4.7 +/-    0.69       7.9 +/-    0.69  0.120 / 0.300
G07     137.4          30.1                6.6 +/-    1.62      11.5 +/-    1.62  0.110 / 0.290
G11     54.4           33.5                3.1 +/-    0.40       5.1 +/-    0.40  0.030 / 0.030
G13     272.0          38.7                7.1 +/-    0.99      10.6 +/-    0.99  0.040 / 0.040
G15     300.0          16.3                1.8 +/-    2.63       4.2 +/-    2.63  0.060 / 0.100
G17     232.6          69.8                6.3 +/-    1.04       6.6 +/-    1.04  0.050 / 0.120
G19     223.6          45.1                5.9 +/-    1.18       8.0 +/-    1.18  0.040 / 0.070
G28     3.9            61.3                2.9 +/-    0.79       3.3 +/-    0.79  0.040 / 0.070
G30     136.9          64.9                7.0 +/-    0.80       7.6 +/-    0.80  0.040 / 0.060