PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/22-23:27:40
G08     314.0          15.8                9.2 +/-    3.07      22.5 +/-    3.07  0.030 / 0.050
G10     332.7          60.3                8.8 +/-    0.57      10.0 +/-    0.57  0.030 / 0.050
G14     217.0          27.9               13.9 +/-    2.05      25.4 +/-    2.05  0.100 / 0.240
G15     46.7           11.8                7.0 +/-    2.20      18.7 +/-    2.20  0.110 / 0.220
G20     35.9           60.6               10.6 +/-    0.75      12.0 +/-    0.75  0.060 / 0.070
G21     133.0          59.3               11.1 +/-    0.76      12.7 +/-    0.76  0.060 / 0.080
G24     76.6           30.5                9.9 +/-    0.79      17.1 +/-    0.79  0.320 / 0.330
G27     277.2          37.8               11.9 +/-    1.38      17.9 +/-    1.38  0.060 / 0.090
G32     221.5          50.8               14.7 +/-    2.02      18.3 +/-    2.02  0.200 / 0.400