Individual Calculations January 2011
 Cork, David J  Total change: -17.10  Rating chartPersonal card
 London Chess Classic Open London ENG 2010-12-08
RcRownchangeKK*chgGame
 2000 1841 1.00 7 -1.14 15 -17.10 
  Anderton, Matthew N 2227 ENG0.001-0.0915-1.35 
  McKenna, Jason P 2081 ENG0.001-0.2015-3.00 
  Nelson, Omowale 2063 JAM0.5010.28154.20 
  Obiamiwe, Paul 2021 NGR0.001-0.2615-3.90 
  Seymour, Timothy P 2052 ENG0.001-0.2315-3.45 
  Miu, Marinel 1582 ROU0.501-0.3215-4.80 
  Costello, Colin A 1977 ENG0.001-0.3215-4.80 

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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