PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/10-17:27:40
G02     355.1          74.9               10.0 +/-    0.61      10.3 +/-    0.61  0.060 / 0.120
G05     161.9          39.3               12.5 +/-    0.94      18.4 +/-    0.94  0.070 / 0.120
G06     43.2           33.7                8.6 +/-    1.52      14.0 +/-    1.52  0.030 / 0.040
G12     298.0          76.2                9.0 +/-    0.45       9.2 +/-    0.45  0.030 / 0.040
G17     89.0           11.0                9.4 +/-    1.86      25.7 +/-    1.86  0.150 / 0.440
G19     81.1           21.8                9.6 +/-    1.41      20.3 +/-    1.41  0.140 / 0.370
G24     224.4          18.4               13.2 +/-    4.38      30.2 +/-    4.38  0.050 / 0.060
G25     315.7          33.6                8.8 +/-    1.05      14.3 +/-    1.05  0.060 / 0.080
G29     290.4          12.7               11.8 +/-    1.93      31.0 +/-    1.93  0.030 / 0.040