Index of /corsdata/rinex/2021/249/echo

	Name	Last modified	Size	Description
	Parent Directory		-
	echo2490.21S	2021-09-09 19:16	59K
	echo2490.21d.gz	2021-09-09 19:16	1.4M
	echo2490.21o.gz	2021-10-08 14:33	3.6M