Individual Calculations April 2023
 Lundgren, Ulf  Total change: 6.60  Rating chartPersonal card
 Allsv Div II 7 2022-23 R67 Sweden SWE 2023-03-05
RcRownchangeKK*chgGame
 1590 1818 2.00 2 0.47 20 9.40 
  Green, Robert 1985 1467 SWE1.0010.11202.20 
  Ernstsson, Ingemar 1712 SWE1.0010.36207.20 

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)
 
 Karlskrona Open 2023 R56 Karlskrona SWE 2023-03-08
RcRownchangeKK*chgGame
 2130 1818 0.00 1 -0.14 20 -2.80 
  Wahlbom, Magnus 2130 SWE0.001-0.1420-2.80 

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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