A.φ=40°N,λ=120°W B.φ=40°S,λ=120°E C.φ=40°N,λ=060°W D.φ=40°S,λ=060°W
A.30°41′.3S,15°12′.9W B.30°40′.0S,15°11′.5W C.30°39′.2S,15°12′.3W D.30°38′.1S,15°11′.1W
A.33°40′.2S,10°12′.5W B.33°41′.2S,10°12′.7W C.33°39′.2S,10°12′.3W D.33°40′.0S,10°11′.5W