A.東 B.西 C.東、西均可 D.無法判斷
A.169°02'.5E B.051°36'.5E C.169°02'.5W D.051°36'.5W
A.274°44'.2W B.085°15'.8E C.094°44'.2E D.061°57'.8E
A.11°45'.9S B.12°14'.1S C.12°49'.5S D.12°14'.1N