Individual Calculations May 2022
 Van Der Wiel, John  Total change: -1.70  Rating chartPersonal card
 Dutch Team Competition 2021-2022 - Klasse 2 Round 8 various NED 2022-04-02
RcRownchangeKK*chgGame
 2071 2389 1.00 1 0.13 10 1.30 
  Bogaard, Milo 2071 NED1.0010.13101.30 

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)
 
 Dutch Team Competition 2021-2022 - Klasse 2 Round 9 various NED 2022-04-23
RcRownchangeKK*chgGame
 2146 2389 0.50 1 -0.30 10 -3.00 
  De Wilde, Rik 2146 NED0.501-0.3010-3.00 

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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