Individual Calculations December 2015
 Griggs, Walker K  Total change: -1.20  Rating chartPersonal card
 24th Annual Kings Island Open Blue Ash, Ohio USA 2015-11-13
RcRownchangeKK*chgGame
 2214 2244 1.00 2 -0.06 20 -1.20 
  Sarkar, Justin m2409 USA0.001-0.2820-5.60 
  Diebert, Charles M 2019 USA1.0010.22204.40 

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)
 

 

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