PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/19-22:27:40
G01     300.6          38.5                8.8 +/-    2.37      13.1 +/-    2.37  0.080 / 0.150
G10     111.6          34.0               12.2 +/-    1.07      19.8 +/-    1.07  0.070 / 0.140
G11     278.2          26.2               10.1 +/-    1.79      19.3 +/-    1.79  0.040 / 0.050
G14     359.4          65.9                9.3 +/-    0.41      10.1 +/-    0.41  0.040 / 0.040
G22     311.6          28.6                7.5 +/-    1.90      13.4 +/-    1.90  0.100 / 0.170
G25     77.6           17.5               10.6 +/-    1.80      24.9 +/-    1.80  0.080 / 0.190
G31     156.1          71.1               12.6 +/-    0.70      13.2 +/-    0.70  0.080 / 0.090
G32     42.6           47.8                8.9 +/-    0.88      11.5 +/-    0.88  0.060 / 0.080