ZBAA 4000N/11700E 4000N/11700E 4300N/11800E 4600N/12000E 4900N/12200E 5100N/12400E 5400N/12700E 5700N/13000E 5900N/13300E 6200N/13700E 6400N/14100E 6600N/14600E 6800N/15200E 7000N/15900E 7100N/16800E 7200N/17700E 7300N/17300W 7300N/16300W 7200N/15200W 7100N/14300W 7000N/13500W 6800N/12800W 6600N/12200W 6400N/11700W 6100N/11300W 5900N/10900W 5600N/10600W 5300N/10300W 5300N/10300W 5300N/10300W 5300N/10300W 5300N/10200W CYHB