Individual Calculations April 2023
 Braithwaite, Paul  Total change: -5.80  Rating chartPersonal card
 Coulsdon Chess Dicky White - March London ENG 2023-02-27
RcRownchangeKK*chgGame
 1358 1099 1.00 4 0.05 20 1.00 
  Khare, Shubh 1393 ENG0.001-0.1520-3.00 
  Wojtowicz, Bartosz 1075 POL1.0010.47209.40 
  Khan, A Qaiyum 1295 ENG0.001-0.2520-5.00 
  Heavens, Alan F 1669 ENG0.001-0.0220-0.40 

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)
 
 Coulsdon Chess Daytime Chess March 2023 Coulsdon ENG 2023-03-01
RcRownchangeKK*chgGame
 1226 1105 0.00 1 -0.34 20 -6.80 
  Fazia, Salvatore 1226 ENG0.001-0.3420-6.80 

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)
 

 

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