Thank you for the replies! I don't know if I ever mentioned this was on linux.
I went ahead and re-downloaded the files after I first posted this.

However, today again I was copying the Astrometry files to a usb disk and came across the reason I was having trouble.
It seems the cp command, or at least how I did it, copied incomplete files. Therefore, they were not recognized by Ekos.

I tried rsync -qr src/ dest/ which picked up the missing pieces and properly copied the files over. Rsync is a much better tool!

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