Rapid: Individual Calculations January 2024
 Yu, Zachary  Total change: -18.00  Rating chartPersonal card
 Papatoetoe Rapid A Auckland NZL 2023-12-02
RcRownchangeKK*chgGame
 1674 1662 2.50 6 -0.45 40 -18.00 
  Xia, Yuehan (max) 1334 NZL1.0010.13405.20 
  Stark, John c1967 NZL0.001-0.1440-5.60 
  Zara, Baraa 1479 NZL1.0010.264010.40 
  Braganza, Nadia wc1516 NZL0.501-0.2040-8.00 
  Krstev, Mario 1995 NZL0.001-0.1240-4.80 
  Qin, Oscar Shu Xuan 1751 NZL0.001-0.3840-15.20 

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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