Individual Calculations December 2021
 Isaksson, Max  Total change: -1.20  Rating chartPersonal card
 Hasselbacken Chess Open 2021 Lang Stockholm SWE 2021-11-06
RcRownchangeKK*chgGame
 1912 1799 1.50 4 0.08 40 3.20 
  Olsson, Thomas 1940 SWE0.5010.19407.60 
  Karlsson, Patrik 1961 SWE0.5010.21408.40 
  Troberg Eskola, Love 2026 SWE0.001-0.2140-8.40 
  Lindberg, Sture 1721 SWE0.501-0.1140-4.40 

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)
 
 Lag-DM 21-22 Div 2 R1 Stockholm SWE 2021-11-08
RcRownchangeKK*chgGame
 1720 1799 0.50 1 -0.11 40 -4.40 
  Tuomainen, Jari 1720 SWE0.501-0.1140-4.40 

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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