Is there an RSS version of "best"? What is the actual definition, >x up votes? https://news.ycombinator.com/rss https://news.ycombinator.com/rss works but https

Is there an RSS version of "best"? What is the actual definition, >x up votes? https://news.ycombinator.com/rss https://news.ycombinator.com/rss works but https://news.ycombinator.com/best/rss https://news.ycombinator.com/best/rss doesn't. I know of the alternative https://hnrss.org/frontpage?points=10&comments=10 https://hnrss.org/frontpage?points=10&comments=10 . Is that basically the same thing?