sioc:Post
グレゴリオ暦の10日スキップ
cc:license
http://creativecommons.org/licenses/by-sa/4.0/
ts:isPrimaryTopicOf
http://hosi.org/blog?url=https://suchowan.seesaa.net/article/201809article_1.html
dct:date
2018-09-01T00:00+09:00
dct:references
https://suchowan.seesaa.net/article/201808article_29.html
https://en.wikipedia.org/wiki/Equinox#Date
sioc:has_container
https://suchowan.seesaa.net
sioc:has_creator
http://hosi.org/TakashiSuga