A.34°18'.8N B.28°06'.4N C.44°18'.8N D.28°06'.4S
A.18°18'.4N B.15°47'.8N C.34°30'.8N D.15°12'.2N
A.φ=40°S,λ=120°W B.φ=40°S,λ=120°E C.φ=40°N,λ=060°W D.φ=40°S,λ=060°W