yes, there is an anathor forum here or in chesscom comunity, where they says our actual rating or fide rating should be somwhat higher(80 or 100) then it is here on chesscom in blitz or rapid .
Rating conversions.

That is his newest work with more actual data:
Thanks for introducing me to chess goals.
Hi, is there some approximate rating conversion between your chess.com rating and your Fide rating. My chess.com rapid rating is approx 1400. What would my Fide rating be? Similarly, what would my rating be on other chess sites? Is there some sort of approximate conversion between these rating systems?