Individual Calculations August 2016
 Wells, Peter K  Total change: 5.00  Rating chartPersonal card
 2016 South Wales International Open Cardiff WLS 2016-07-07
RcRownchangeKK*chgGame
 2276 2419 7.00 10 0.50 10 5.00 
  Parry, Matthew 2019  * WLS1.0010.08100.80 
  Hegarty, Sarah N wf2117 ENG1.0010.15101.50 
  Rudd, Jack m2213 ENG0.001-0.7610-7.60 
  Bullen, Alex 2045 WLS1.0010.10101.00 
  Ralphs, Nigel 2019  * WLS1.0010.08100.80 
  Chatalbashev, Boris g2545 BUL0.5010.17101.70 
  Arkell, Keith C g2455 ENG0.5010.05100.50 
  L`ami, Alina mwg2339 ROU1.0010.39103.90 
  Gretarsson, Hjorvar Steinn g2550 ISL0.5010.18101.80 
  Petrov, Marian g2461 BUL0.5010.06100.60 
 * 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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