Index of /corsdata/rinex/2021/231/echo

	Name	Last modified	Size	Description
	Parent Directory		-
	echo2310.21S	2021-08-20 05:34	59K
	echo2310.21d.gz	2021-08-20 05:34	1.4M
	echo2310.21o.gz	2021-09-20 14:32	3.6M