Individual Calculations May 2015
 Brown, Allan D  Total change: 21.60  Rating chartPersonal card
 Edinburgh Congress Premier 2015 Edinburgh SCO 2015-04-17
RcRownchangeKK*chgGame
 1991 1776 2.00 4 1.08 20 21.60 
  Prince, Alan R 1912 SCO0.001-0.3220-6.40 
  Doyle, James 1974 SCO1.0010.762015.20 
  Havenaar, Jan 2038 NED1.0010.822016.40 
  Kafka, Graeme 2041 SCO0.001-0.1820-3.60 

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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