Individual Calculations February 2014
 Collyer, Curt D  Total change: 3.00  Rating chartPersonal card
 2013 Washington Class Championships - Master Section Lynnwood, Washington USA 2013-11-29
RcRownchangeKK*chgGame
 2180 2236 2.50 4 0.20 15 3.00 
  Lapid Shafriri, Gil 2168 USA1.0010.41156.15 
  Tiglon, Bryce 2078 USA0.501-0.2115-3.15 
  Kelley, Dereque D 2166 USA1.0010.40156.00 
  Raptis, Nick f2306 USA0.001-0.4015-6.00 

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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