Index of /corsdata/rinex/2021/apr03/echo

	Name	Last modified	Size	Description
	Parent Directory		-
	echo0930.21S	2021-04-30 20:14	60K
	echo0930.21d.gz	2021-04-04 05:32	1.5M
	echo0930.21o.gz	2021-05-05 14:32	3.7M