Individual Calculations December 2017
 Tozer, Philip A A  Total change: 25.60  Rating chartPersonal card
 2017 Central London Chess Congress (Open Section) London ENG 2017-11-03
RcRownchangeKK*chgGame
 1999 2132 4.50 5 1.14 20 22.80 
  Everett, Joe 1932 ENG0.501-0.2620-5.20 
  Cavendish, Joshua Z 1940 ENG1.0010.25205.00 
  Rizzoli, Aluna 1900 ITA1.0010.21204.20 
  Makepeace, Philip J 2096 ENG1.0010.45209.00 
  Stewart, Ashley 2128 ENG1.0010.49209.80 

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)
 
 2017/18 4NCL Division 3 South Rounds 1-2 Reading ENG 2017-11-11
RcRownchangeKK*chgGame
 1996 2132 1.50 2 0.14 20 2.80 
  Rich, Mark C c2067 ENG0.501-0.0920-1.80 
  Adams, Mark 1925 WLS1.0010.23204.60 

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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