| Date | Action | Place | Related
Actors |
| 1536=00=00 | Birth in Henei 河內, Huaiqingfu 懷鑋府, Henan. descendant in the sixth generation of the fourth Ming emperor (Zhu Gaochi 朱高熾). | Henei 河內 (Henan) | |
1536>00>00
to
1611<00<00 | Composition of Jia liang suan jing 嘉量算經 by Zhu Zaiyu 朱載堉 | | Jia liang suan jing 嘉量算經 |
1536>00>00
to
1611<00<00 | Composition of Yuan fang gou gu tu jie 圓方勾股圖解 by Zhu Zaiyu 朱載堉 | | Yuan fang gou gu tu jie 圓方勾股圖解 |
1536>00>00
to
1611<00<00 | Composition of Se pu 瑟譜 by Zhu Zaiyu 朱載堉 | | Se pu 瑟譜 |
1548=00=00
to
1567=00=00 | Expression of grief at the treatment of his father Zhu Houwan 朱厚烷 by the emperor Zhu Houcong 朱厚熜 (Jiajing) consisted of living in seclusion outside ancestral palace gate until his father's release in 1567. Spent this time studying the mathematical princip | | |
| 1570=00=00 | Marriage in 1570 at 35 sui. His wife was He Tang's 何瑭 great-great-granddaughter. | | He Tang's 何瑭 great-great-granddaughter |
| 1581=00=00 | Composition by Zhu Zaiyu in 4 juan. Title translated as "Coordinated (mathematical) study of the pitchpipe and calendar" in DMB. It had an appendix (a glossary, yinyi 音義) in 1 juan. | | Lü li rong tong 律曆融通 |
| 1584=00=00 | Composition by Zhu Zaiyu. Title is translated as "New account of the science of pitchpipes" in the DMB. 4 juan. | | Lü xue xin shuo 律學新說 |
1584=00=00
to
1596=00=00 | Composition by Zhu Zaiyu 朱載堉. The title Lü lü jing yi 律呂精義 is translated as "Essentials of Music", in 20 juan including inner chapters (neibian 內編) of 10 juan and outer chapters (waibian 外編) of 10 juan. | | Lü lü jing yi 律呂精義 |
1591=01=25
to
1592=02=12 | Zhu Zaiyu was heir apparent for Zhu Houwan, sixth prince of Zheng, but refused to accept the princedom and instead gave it to He Tang 何瑭 . Zhu Houwan's dates are 1518-1591. Zhu Zaiyu's dates are 1536-1611. | | Zhu Zaiyu 朱載堉 |
1593=00=00
to
1606=00=00 | Request to emperor that his father's princedom be given to He Tang 何瑭. Finally granted in 1606. | | |
| 1595=00=00 | Composition of Li shu 曆書 by Zhu Zaiyu 朱載堉 | | Li shu 曆書 |
| 1595=00=00 | Composition by Zhu Zaiyu 朱載堉, included in his Li Shu 曆書 | | Wan nian li bei kao 萬年曆備考 |
1595=02=09
to
1596=01=28 | Composition by Zhu Zaiyu, presented to the Emperor in Shenzong 23. | | Sheng shou wan nian pu 聖壽萬年譜 |
1595=02=09
to
1596=01=28 | Presentation to the Emperor (Wanli), Shenzong 23. | | Lü li rong tong 律曆融通 |
1595=02=09
to
1596=01=28 | Quoted by Ruan Yuan 阮元 in biography of Zhu Zaiyu 朱載堉, accompanying presentation of two works: Sheng shou wan nian pu 聖壽萬年譜 and Lu li rong tong 律學新說 in Shenzong 神宗 23. | | Memorial by Zhu Zaiyu 朱載堉 (in Shenzong 23) |
1595=02=09
to
1596=01=28 | Mention of Yao dian by Zhu Zaiyu 朱載堉 in his memorial of Shenzong 23 . | | Yao dian 堯典 |
| 1596=00=00 | Preface to Zhu Zaiyu's 朱載堉 Lü lü jing yi 律呂精義, written by Zhu Zaiyu. | | Preface to Lü lü jing yi 律呂精義 |
| 1596=00=00 | Submission of memorial advising revision of calendar. Contemporary with Zhu Zaiyu 朱載堉. Both wanted calendar reform. | | Xing Yunlu 邢雲路 |
| 1606<00<00 | Composition by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Yue xue xin shuo 樂學新說 |
| 1606<00<00 | Composition of Xuan gong he yue pu 璇宮合樂譜 by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Xuan gong he yue pu 璇宮合樂譜 |
| 1606<00<00 | Composition of Xiang yin shi yue pu 鄉飲詩樂譜 by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Xiang yin shi yue pu 鄉飲詩樂譜 |
| 1606<00<00 | Composition of Four illustrated books of instructions on dancing for boys by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Four illustrated books of instructions on dancing for boys |
| 1606<00<00 | Composition of Ling xing xiao wu pu 靈星小舞譜 by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Ling xing xiao wu pu 靈星小舞譜 |
| 1606<00<00 | Composition of Xiao wu xiang yue pu 小舞鄉樂譜 by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Xiao wu xiang yue pu 小舞鄉樂譜 |
| 1606<00<00 | Composition of Er yi zhui zhao tu 二佾綴兆圖 by Zhu Zaiyu 朱載堉, included in his Lü shu 律書 | | Er yi zhui zhao tu 二佾綴兆圖 |
| 1606=00=00 | Retention of heir apparent's rank, prince of the first degree (shizi 世子), after relinquishing his title of Prince. | | |
| 1606=00=00 | Submission to the throne by Zhu Zaiyu 朱載堉 of twelve works on music and dancing under the collective title Lü shu 律書 (Books on the Pitchpipe) | | Lü shu 律書 |
| 1606=00=00 | Zhu Zaiyu 朱載堉 gave his inherited title of Prince to He Tang 何瑭 . | | He Tang 何瑭 |
| 1607=00=00 | Compilation of Yue lü quan shu 樂律全書 by Zhu Zaiyu 朱載堉 | | Yue lü quan shu 樂律全書 |
| 1610-00-00 | Composition of Lü lü zhi yi bian huo 律呂質疑辨或 by Zhu Zaiyu 朱載堉 in around 1610. | | Lü lü zhi yi bian huo 律呂質疑辨或 |
| 1610=00=00 | Printing of Lü lü zheng lun 律呂正論 by Zhu Zaiyu 朱載堉 in 1610. | | Lü lü zheng lun 律呂正論 |
| 1611=05=19 | Death | | |
| 1611>05>19 | Bestowal of posthumous name Duanqing 端清. | | |
| 1799<00<00 | Appearance of name under Zhu Zaiyu in Chou ren zhuan, i.e. they are included in the same biography. | | Zhu Zaiyu 朱載堉 |
