Individual Calculations May 2024
 Van Kemenade, Rudy  Total change: -1.80  Rating chartPersonal card
 2024 Welsh Championship Cardiff WLS 2024-03-29
RcRownchangeKK*chgGame
 2027 1966 3.50 7 0.49 20 9.80 
  Toczek, Grzegorz f2299 WLS0.001-0.1220-2.40 
  Szakmany, Bence 1849 WLS1.0010.34206.80 
  Blackburn, Jonathan L B f2191 WLS0.001-0.2220-4.40 
  Smith, Lynda wc1873 WLS1.0010.37207.40 
  Rathbone-Jones, Ifan 1966 WLS1.0010.502010.00 
  Young, Alan 2028 WLS0.001-0.4120-8.20 
  Cave, Iwan 1985 WLS0.5010.03200.60 

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)
 
 2023-24 Welsh Premier League Round 5 Bridgend WLS 2024-04-07
RcRownchangeKK*chgGame
 1890 1947 0.00 1 -0.58 20 -11.60 
  James, Dai 1890 WLS0.001-0.5820-11.60 

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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