WSSS to EGLL Singapore Changi Intl to London Heathrow WSSS to EGLL Singapore Changi Intl to London Heathrow #redPoly 1 1 relativeToGround 103.977501,1.348972,0 73.264444,34.279722,0 66.763333,38.751667,0 54.426667,45.258889,0 45.3,48.4,0 40.403333,49.628333,0 34.214917,50.828166,0 29.031497,51.593099,0 23.404444,52.188056,0 17.067187,52.444576,0 10.795219,52.363394,0 5.563354,52.081863,0 -0.482333,51.464792,0 -0.486946,51.464774,0