File talk:Precession N.gif

维基共享资源，媒体文件资料库
跳转到导航 跳转到搜索

What is the source of this map?

[编辑]

What is the source of this map without circle of pole precession? Voproshatel (留言) 06:39, 12 November 2020 (UTC)[回复]

检索自“https://commons.wikimedia.org/w/index.php?title=File_talk:Precession_N.gif&oldid=512109855”