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Observers used the sphaera recta model to predict when the Sun would pass directly overhead at their latitude.
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Observers used the sphaera recta model to predict when the Sun would pass directly overhead at their latitude.
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Related words
sphaera recta
IPA(Pronunciation)
Noun
singular
singular-only
Japanese Meaning
天体の理想化された天球の概念。観測地点において、天の赤道が地平線に対して垂直になり、太陽が最高点で天頂に達するという理論的なモデル。
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