圜天圖說正續編
太陽出人赤道說

太陽出人赤道說

太陽出人赤道說

太陽所躔黃道,出入赤道,南北各二十三度半,內外不異,往來有漸。以二十四節凖之,太陽距赤道,逐日皆有移動,但以節氣爲準,令人易測,知其所在高低,因以推北極焉。此是時徑距交度數。應中圖是分害相距度數,雨數皆同。春分日太陽行周天,因在編南北之度,卽知南日距赤道分節氣度數。春分中,清明北距十,穀雨北距丑,夏北距、小滿北距、芒種北距、夏至北距一,小暑北復距、大暑北復距二分,立秋北復距處暑者北復距、白露北復距。秋分寒露南距、霜降南距、立冬南距一,小雪南距、大雪南距、冬至南距、小寒南復距、大寒南復距、立春南復距十一度,雨水南復距、驚蟄南復距。分日天不同心圖列後。二,民興豆四

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