This was posted in the Celestron_AS group. The link is to software that allows one to download content from groups. I haven't checked into it further.
Yahoo groups are closing on December 14th.
All content will be deleted.
If you want to backup the posts, photos & files from this group you can use a program called PG Offline.
It has a 14 day free trial which will be ample time to download this group.
Wilson Logan (PGO Creator)."