Live Chess Ratings - 2700chess.com
https://2700chess.com/?per-page=10019.02.2022 · Special Thanks. We would like to extend our special thanks to Hans Arild Runde for his ground-breaking idea of calculating and regularly updating the live chess ratings of elite players, to Dr Christopher Wright for his contribution to the all-important early development of this site and thanks to Mark Crowther at TWIC for sharing PGN of games that are difficult to get …
Rapid Chess Ratings - 2700chess.com
https://2700chess.com/rapid21.02.2022 · We would like to extend our special thanks to Hans Arild Runde for his ground-breaking idea of calculating and regularly updating the live chess ratings of elite players, to Dr Christopher Wright for his contribution to the all-important early development of this site and thanks to Mark Crowther at TWIC for sharing PGN of games that are difficult to get from …