Individual Calculations May 2023
 Gerdau, Victor  Total change: 7.40  Rating chartPersonal card
 Skromberga Var-KM 2023 R456 Ekeby SWE 2023-02-22
RcRownchangeKK*chgGame
 1771 1593 1.00 2 0.47 20 9.40 
  Joensson, Per-Gosta 1766 SWE1.0010.732014.60 
  Andersson, Tord 1776 SWE0.001-0.2620-5.20 

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)
 
 Skromberga Var-KM 2023 R789 Ekeby SWE 2023-03-29
RcRownchangeKK*chgGame
 1542 1582 1.00 2 -0.10 20 -2.00 
  Olsson, Sven 1409 SWE1.0010.27205.40 
  Joensson, Nils-Arne 1675 SWE0.001-0.3720-7.40 

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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