PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-19:12:50
G01     49.9           25.4               11.9 +/-    1.24      23.1 +/-    1.24  0.130 / 0.350
G06     176.9          26.3               17.9 +/-    1.06      34.0 +/-    1.06  0.100 / 0.340
G07     146.4          12.6               17.3 +/-    4.49      45.7 +/-    4.49  0.090 / 0.350
G11     44.7           15.3               10.0 +/-    2.20      24.6 +/-    2.20  0.070 / 0.300
G13     250.3          30.2               14.6 +/-    1.82      25.4 +/-    1.82  0.020 / 0.030
G15     284.4          15.4               11.8 +/-    1.63      29.1 +/-    1.63  0.030 / 0.030
G17     303.5          77.9               13.2 +/-    0.70      13.5 +/-    0.70  0.050 / 0.070
G19     246.0          58.2               14.7 +/-    0.60      17.0 +/-    0.60  0.050 / 0.070
G28     53.1           52.7               12.2 +/-    0.45      14.8 +/-    0.45  0.040 / 0.070
G30     149.8          40.8               15.9 +/-    1.13      22.8 +/-    1.13  0.040 / 0.070