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整理-「御堂関白記に記載された日の出・日の入り時刻の復元」

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  薄明
  
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  「この分野は素人なのですが…」
  
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  「具注暦の時刻表記について」のこれまで
  
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  奉暦祭 - フォローアップ
  
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  「具注暦の時刻表記について」の検索状況
  
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  平均太陽時→真太陽時
  
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  平均太陽時→真太陽時(続き)
  
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  国会図書館のデータベースへの登録
  
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  ３月末のイベント
  
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  年度末はイベントがたくさんだったのに…
  
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  書き込み保留その後
  
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  「具注暦の時刻表記について」フォローアップ(続き)
  
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  「具注暦の時刻表記について」フォローアップ
  
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二均差

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最古の三角関数表

整理-「御堂関白記に記載された日の出・日の入り時刻の復元」

「御堂関白記に記載された日の出・日の入り時刻の復元」

補足-「御堂関白記に記載された日の出・日の入り時刻の復元」

中心差の比較(その３)

「『水左記』の日食記事の欠字を巡って」

延喜式→具注暦

定時法と不定時法

夜半定漏

御堂関白記の日の出・日の入り時刻と昼夜の長さ

６０：４０

御堂関白記の時刻制

『日本の時刻制度』増補版

暦の会第375回例会関連資料 - 十二辰刻 -

御堂関白記の時刻制 四捨六入説

昔の学者さんは偉かった(続き)

昼夜の長さ

宣明暦での昼夜の長さ(訂正)

宣明暦での昼夜の長さ

宣明暦での昼夜の長さ(続き)

宣明暦での昼夜の長さ(不明点)

宣明暦での昼夜の長さ(不明点-続き)

宣明暦での昼夜の長さ(不明点-さらに続き)

日時計は何を測れるか?

２つの伏角

中根元圭の観測(続き)

中根元圭の観測

大衍暦の基準緯度(さらに補足)

大衍暦の基準緯度(さらにさらに補足)

内容-「御堂関白記に記載された日の出・日の入り時刻の復元」

大衍暦の基準緯度(補足)

大衍暦の基準緯度

薄明(続き)

２つの寛政暦

薄明

「この分野は素人なのですが…」

「具注暦の時刻表記について」のこれまで

奉暦祭 - フォローアップ

「具注暦の時刻表記について」の検索状況

平均太陽時→真太陽時

平均太陽時→真太陽時(続き)

国会図書館のデータベースへの登録

国会図書館のデータベースへの登録(その後)

３月末のイベント

年度末はイベントがたくさんだったのに…

書き込み保留その後

「具注暦の時刻表記について」フォローアップ(続き)

「具注暦の時刻表記について」フォローアップ

番外-「御堂関白記に記載された日の出・日の入り時刻の復元」

整理-「宣明暦と御堂関白記に記載された日の出・日の入り時刻」

二十四節気時刻の四捨五入

一連の記事のまとめ

回回暦が基づいた観測

『暦の大事典』暦定数表(続き)

御堂関白記の時刻制　四捨六入説