Index of /corsdata/rinex/2021/jul18/echo

	Name	Last modified	Size	Description
	Parent Directory		-
	echo1990.21S	2025-07-16 18:03	59K
	echo1990.21d.gz	2021-07-19 05:32	1.4M
	echo1990.21o.gz	2021-08-19 14:31	3.6M