PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-22:12:40
G01     218.6          11.5               10.6 +/-    3.07      28.7 +/-    3.07  0.040 / 0.040
G03     269.7          69.8                9.3 +/-    0.97       9.8 +/-    0.97  0.030 / 0.040
G09     299.7          16.3                8.2 +/-    2.43      19.8 +/-    2.43  0.130 / 0.180
G14     90.4           23.7                9.7 +/-    1.30      19.6 +/-    1.30  0.120 / 0.230
G16     135.8          51.8               10.4 +/-    0.70      12.9 +/-    0.70  0.040 / 0.030
G22     206.9          64.3              -15.6 +/-    0.84     -17.1 +/-    0.84  0.040 / 0.030
G23     312.6          42.4                8.1 +/-    0.82      11.4 +/-    0.82  0.050 / 0.070
G26     83.9           54.2                7.7 +/-    0.65       9.3 +/-    0.65  0.050 / 0.070
G31     48.4           26.1                6.6 +/-    2.68      12.5 +/-    2.68  0.230 / 0.140