PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/25-16:27:40
G02     354.3          74.8                8.3 +/-    0.50       8.6 +/-    0.50  0.130 / 0.360
G05     162.1          39.6               11.0 +/-    1.19      16.1 +/-    1.19  0.120 / 0.350
G06     43.5           33.0                6.5 +/-    0.57      10.8 +/-    0.57  0.030 / 0.040
G12     294.6          77.3                8.7 +/-    0.75       8.9 +/-    0.75  0.030 / 0.030
G19     81.7           21.3                8.2 +/-    0.51      17.5 +/-    0.51  0.080 / 0.120
G24     224.1          18.0               11.0 +/-    2.86      25.4 +/-    2.86  0.060 / 0.120
G25     315.5          34.1                7.7 +/-    1.07      12.5 +/-    1.07  0.050 / 0.070
G29     290.7          12.8               11.3 +/-    1.71      29.5 +/-    1.71  0.060 / 0.080