Index of /corsdata/rinex/2021/220/echo

	Name	Last modified	Size	Description
	Parent Directory		-
	echo2200.21S	2021-08-09 05:32	60K
	echo2200.21d.gz	2021-08-09 05:32	1.4M
	echo2200.21o.gz	2021-09-09 14:32	3.6M