Individual Calculations April 2013
 Riester, Scott M  Total change: -28.50  Rating chartPersonal card
 2013 Minnesota Closed Championship Minneapolis, Minnesota USA 2013-03-15
RcRownchangeKK*chgGame
 2281 2275 1.50 5 -0.95 30 -28.50 
  Wasiluk, Kevin f2302 USA0.001-0.4630-13.80 
  Amarasinghe, Prashantha 2085 SRI0.501-0.2530-7.50 
  Nagle, Sean M f2394 USA0.001-0.3430-10.20 
  Bartholomew, John m2441 USA1.0010.723021.60 
  Iwu, Okechukwu Ane 2185 USA0.001-0.6230-18.60 

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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