Individual Calculations April 2015
 Afek, Yochanan  Total change: -4.60  Rating chartPersonal card
 Dutch Team Competition 2014-2015 - 1A - round 6-7 Various NED 2015-03-07
RcRownchangeKK*chgGame
 2280 2266 0.50 2 -0.46 10 -4.60 
  Doggers, Peter 2249 NED0.501-0.0210-0.20 
  Lai, Hing Ting f2311 NED0.001-0.4410-4.40 

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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