Individual Calculations September 2021
 Treanor, Scott  Total change: 9.20  Rating chartPersonal card
 ACC Winter Cup B 2021 Auckland NZL 2021-06-28
RcRownchangeKK*chgGame
 1523 1362 2.00 6 0.23 40 9.20 
  Lyall, Simon 1679 NZL0.001-0.1340-5.20 
  Deng, Abraham 1531 NZL0.001-0.2840-11.20 
  Burrows, Grant L 1471 NZL0.5010.15406.00 
  Chang, Yolanda 1402 NZL0.5010.06402.40 
  Michael, Andrew 1581 NZL0.5010.284011.20 
  McDougall, Wayne 1474 NZL0.5010.15406.00 

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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