PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-21:43:00
G02     10.6           70.4                8.8 +/-    1.08       9.3 +/-    1.08  0.070 / 0.100
G05     157.8          44.6               11.3 +/-    1.11      15.3 +/-    1.11  0.050 / 0.080
G06     44.4           31.5                8.4 +/-    1.46      14.3 +/-    1.46  0.040 / 0.040
G12     284.8          77.7                8.9 +/-    0.32       9.1 +/-    0.32  0.040 / 0.040
G19     84.5           19.9                9.8 +/-    1.70      21.7 +/-    1.70  0.260 / 0.260
G24     220.6          15.3               13.1 +/-    3.40      32.4 +/-    3.40  0.160 / 0.240
G25     314.0          38.1                9.3 +/-    1.19      14.0 +/-    1.19  0.030 / 0.030
G29     294.4          16.9               11.0 +/-    2.21      26.0 +/-    2.21  0.030 / 0.030