Club Policies - Appendix I

Club tournaments won't affect the Chess.com Glicko-1 ratings, but instead affect λ ratings, or both λ ratings and ℵ ratings.

Tournaments that affect λ ratings: All Blitz, Rapid, and Classical tournaments.

Tournaments that affect ℵ ratings:

• Aleph Chess Tournaments
• Arène Internationale d'Échecs

Introduction of club's ratings: https://www.chess.com/clubs/forum/view/introduction-of-clubs-ratings