Individual Calculations November 2023
 Pakenham, John  Total change: -11.60  Rating chartPersonal card
 ACC Club Championships 2023 7-9 Auckland NZL 2023-10-02
RcRownchangeKK*chgGame
 1149 1423 1.00 2 -0.66 20 -13.20 
  Zhao, Nicole Xiaoyin 1193 NZL0.001-0.7920-15.80 
  Smith, Peter K 1105 NZL1.0010.13202.60 

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)
 
 NSCC Spring B-Grade 2023 3-5 Auckland NZL 2023-10-04
RcRownchangeKK*chgGame
 1028 1423 1.00 1 0.08 20 1.60 
  Chen, Veda 1028 NZL1.0010.08201.60 

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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