PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-21:12:30
G02     318.6          80.8               10.2 +/-    0.70      10.3 +/-    0.70  0.180 / 0.220
G05     165.6          29.3               12.7 +/-    1.05      22.7 +/-    1.05  0.140 / 0.180
G06     40.0           45.5                9.7 +/-    0.89      12.9 +/-    0.89  0.030 / 0.020
G12     317.4          63.8               11.0 +/-    0.60      12.1 +/-    0.60  0.030 / 0.030
G17     81.3           15.0                9.3 +/-    2.69      23.1 +/-    2.69  0.180 / 0.210
G19     70.7           29.1               11.2 +/-    1.73      20.0 +/-    1.73  0.230 / 0.290
G24     232.0          25.8               13.5 +/-    2.26      25.9 +/-    2.26  0.030 / 0.030
G25     317.4          24.1                9.8 +/-    2.46      19.6 +/-    2.46  0.030 / 0.040