Rapid: Individual Calculations June 2023
 Zhang, Yichen  Total change: 48.00  Rating chartPersonal card
 Kensington FIDE Rapidplay 21st May 2023 - Major (U1700) London ENG 2023-05-21
RcRownchangeKK*chgGame
 1330 1195 2.50 4 1.20 40 48.00 
  Bogerd, Ethan 1342 ENG0.5010.20408.00 
  Combrinck, Lev 1431 ENG1.0010.804032.00 
  Helsby, David C 1362 ENG0.001-0.2840-11.20 
  Maitret, Victor 1183 ENG1.0010.484019.20 

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)
 

 

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