Individual Calculations May 2013
 Cohen, David  Total change: 23.40  Rating chartPersonal card
 2013 Annex CC Ch Toronto, Ontario CAN 2013-02-25
RcRownchangeKK*chgGame
 2028 1675 1.00 2 0.78 30 23.40 
  Longo, Tyler 1981 CAN1.0010.863025.80 
  Henry, Liam 2075  * CAN0.001-0.0830-2.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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