Individual Calculations December 2015
 Pilstrom, Bjorn  Total change: -9.20  Rating chartPersonal card
 Stockholm All Saints Tournament 2015 Stockholm SWE 2015-10-29
RcRownchangeKK*chgGame
 1924 1622 0.00 3 -0.46 20 -9.20 
  Sjodin, Bengt 2022  * SWE0.001-0.0820-1.60 
  Jansson, Gilbert 1896 SWE0.001-0.1720-3.40 
  Gundersen, Ingvar 1855 SWE0.001-0.2120-4.20 
 * 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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