Individual Calculations October 2012
 Stembridge, Ed  Total change: -9.45  Rating chartPersonal card
 e2e4 Hinckley Open Leicester ENG 2012-08-24
RcRownchangeKK*chgGame
 2052 2059 2.50 6 -0.63 15 -9.45 
  Messam-Sparks, Lateefah 1951 ENG0.501-0.1515-2.25 
  Gibson, Christopher A 1990 ENG1.0010.40156.00 
  Fernandez, Daniel Howard m2370 SIN0.001-0.1415-2.10 
  Whitfield, Craig M 2020 ENG0.001-0.5515-8.25 
  Stepanyan, Henrik 2022 ENG1.0010.45156.75 
  Truman, Richard G 1959 ENG0.001-0.6415-9.60 

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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