Individual Calculations April 2013
 Schoonmaker, Nicholas  Total change: -1.80  Rating chartPersonal card
 2013 Lone Star Open Houston, Texas USA 2013-03-15
RcRownchangeKK*chgGame
 2113 2158 1.00 2 -0.12 15 -1.80 
  Ng, Daniel J 2053 USA1.0010.36155.40 
  Li, Ruifeng c2173 USA0.001-0.4815-7.20 

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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