Individual Calculations December 2023
 Cooper, Nigel  Total change: 9.00  Rating chartPersonal card
 Auckland Chess Weekend November 2023 Auckland NZL 2023-11-11
RcRownchangeKK*chgGame
 1371 1462 3.50 5 0.45 20 9.00 
  Xu, Jeremy Xi 1116 NZL1.0010.11202.20 
  Saunders, Dean 1348 NZL1.0010.34206.80 
  Powlesland, Brogan 1383 NZL0.001-0.6120-12.20 
  Xu, Luna Yuexiu 1413 NZL1.0010.43208.60 
  Mironov, Eric 1596 NZL0.5010.18203.60 

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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