PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-21:28:00
G02     335.9          79.4               14.4 +/-    0.33      14.6 +/-    0.33  0.130 / 0.290
G05     164.3          32.3               19.3 +/-    0.72      32.3 +/-    0.72  0.140 / 0.260
G06     40.5           42.7               13.3 +/-    0.70      18.5 +/-    0.70  0.070 / 0.200
G12     314.8          66.9               11.6 +/-    0.60      12.5 +/-    0.60  0.080 / 0.170
G17     83.9           13.2               14.5 +/-    2.08      37.6 +/-    2.08  0.040 / 0.050
G19     73.5           27.3               14.0 +/-    1.09      25.9 +/-    1.09  0.040 / 0.040
G24     229.5          23.7               18.4 +/-    3.11      37.1 +/-    3.11  0.030 / 0.050
G25     317.2          26.9               11.6 +/-    1.62      21.8 +/-    1.62  0.030 / 0.040