Individual Calculations May 2023
 Van Merris, Francois  Total change: 0.40  Rating chartPersonal card
 Open Brussels Spring 2023 Rounds 1-3 Brussels BEL 2023-04-03
RcRownchangeKK*chgGame
 1666 1456 1.00 3 0.02 20 0.40 
  Chauvon, Guillaume 2043 BEL0.001-0.0220-0.40 
  Marot, Louis 1196 FRA1.0010.18203.60 
  Chokouhian, Ahmad 1760 BEL0.001-0.1420-2.80 

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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