PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/06-04:57:30
G01     121.6          14.1                5.2 +/-    1.81      13.3 +/-    1.81  0.040 / 0.040
G07     66.5           68.4                5.5 +/-    0.59       5.9 +/-    0.59  0.030 / 0.030
G08     47.8           36.3                4.0 +/-    1.14       6.3 +/-    1.14  0.080 / 0.070
G09     175.3          29.4                7.6 +/-    1.16      13.4 +/-    1.16  0.090 / 0.080
G11     117.2          38.6                6.5 +/-    1.06       9.7 +/-    1.06  0.250 / 0.310
G13     319.4          16.4                3.1 +/-    2.87       7.4 +/-    2.87  0.260 / 0.310
G17     199.8          18.5                5.1 +/-    2.19      11.6 +/-    2.19  0.030 / 0.040
G28     273.4          48.7                6.8 +/-    2.82       8.8 +/-    2.82  0.040 / 0.030
G30     332.7          61.5                4.6 +/-    0.68       5.2 +/-    0.68  0.090 / 0.080