Individual Calculations December 2013
 Arluck, William S  Total change: 21.30  Rating chartPersonal card
 2013 Queens Chess Club Championship New York, New York USA 2013-10-11
RcRownchangeKK*chgGame
 2132 2063 3.50 5 1.42 15 21.30 
  Murphy, Richard 1992 USA1.0010.40156.00 
  Parhami, Payam 2054 USA0.501-0.0115-0.15 
  Harriott, Tyrell 2206 USA0.5010.19152.85 
  Tamarkin, Lawrence 2079 USA1.0010.52157.80 
  Bonin, Jay Richard m2329 USA0.5010.32154.80 

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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