Individual Calculations February 2023
 Sole, Michael D  Total change: 8.60  Rating chartPersonal card
 2023 New Zealand Championship Wellington NZL 2023-01-02
RcRownchangeKK*chgGame
 1835 1890 5.50 9 0.43 20 8.60 
  Braganza, Nadia wc1626 NZL0.001-0.8220-16.40 
  Davis, Johnathan 1940 USA1.0010.572011.40 
  Winter, Ryan 2015 NZL0.001-0.3320-6.60 
  Tanoi, T Edward 1800 NZL1.0010.38207.60 
  Zhu, David Junyang 1583 NZL0.501-0.3620-7.20 
  McDougall, Euan 1770 NZL1.0010.34206.80 
  Rains, Edward c1977 NZL0.001-0.3820-7.60 
  Zhang, Kendrick Botong c1888 NZL1.0010.502010.00 
  Tang, Hao 1912 NZL1.0010.532010.60 

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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