Individual Calculations December 2022
 Carter, John  Total change: -17.60  Rating chartPersonal card
 Mill Hill Congress - November - U1700 London ENG 2022-11-19
RcRownchangeKK*chgGame
 1346 1641 2.50 4 -0.88 20 -17.60 
  McWilliams, Mark 1355 ENG1.0010.16203.20 
  Morris, Brian 1373 ENG0.001-0.8320-16.60 
  Gurevich, Alexandra 1241  * ENG0.501-0.4220-8.40 
  Haddock, Paul 1415 ENG1.0010.21204.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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