天气预报 > 教育 > 地球公转一周是多少天
地球公转一周是多少天
更新时间: 2021-02-19 14:24:06  

1、地球公转一周是365天。

2、在地球公转的过程中存在两个明显周期,分别为回归年和恒星年。回归年是指太阳连续两次通过春分点的时间间隔,即太阳中心自西向东沿黄道从春分点到春分点所经历的时间,又称为太阳年。1回归年为365.2422日,即365天5小时48分46秒。这是根据121个回归年的平均值计算出来的结果。

关键词: 地球 公转 多少

地球公转一周是多少天相关经验

天气预报

最新推荐

页面:/news/view-949179/ | 耗时:0.0904 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=949179 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=949179 LIMIT 0,1
select * from tbl_Articles_sphinx where id=949179 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1096206,1121522,443257,631267,1042882,2791793,1009379,1114162,1121988,1122501,842309,2910368,646085,533720,474636,1095414,1094376,551318,991861,1090685,961624,672311,1298096,557014,869210,1115406,1120213,1117866,1348350,1212972) ORDER BY field (ArticleID,1096206,1121522,443257,631267,1042882,2791793,1009379,1114162,1121988,1122501,842309,2910368,646085,533720,474636,1095414,1094376,551318,991861,1090685,961624,672311,1298096,557014,869210,1115406,1120213,1117866,1348350,1212972)