PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-21:58:10
G01     225.4          18.6                8.1 +/-    4.33      18.5 +/-    4.33  0.040 / 0.040
G03     296.1          65.1                7.3 +/-    0.65       8.0 +/-    0.65  0.030 / 0.030
G14     81.4           29.8                7.8 +/-    1.26      13.6 +/-    1.26  0.080 / 0.140
G16     146.1          42.6                9.2 +/-    0.93      12.8 +/-    0.93  0.090 / 0.120
G22     228.7          72.3                7.9 +/-    0.68       8.3 +/-    0.68  0.040 / 0.030
G23     305.2          35.3                8.4 +/-    1.77      13.3 +/-    1.77  0.050 / 0.030
G26     102.5          53.5                9.1 +/-    0.27      11.0 +/-    0.27  0.050 / 0.090
G31     44.6           34.5                7.0 +/-    1.76      11.1 +/-    1.76  0.050 / 0.090