Individual Calculations March 2023
 Retti, Ivan  Total change: 8.80  Rating chartPersonal card
 SGM 2023 (Bundesliga und 1.Regionalliga) round 4-5 decentralised SUI 2023-02-11
RcRownchangeKK*chgGame
 1776 2025 2.00 2 0.44 20 8.80 
  Gafner, Lancelot 1625  * SUI1.0010.08201.60 
  Brait, Wolfgang 1926 SUI1.0010.36207.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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