Individual Calculations May 2011
 Helmertz, Per-Inge  Total change: -12.30  Rating chartPersonal card
 Allskanskan 2010-11 Sweden SWE 2010-10-31
RcRownchangeKK*chgGame
 2032 2293 0.00 1 -0.82 15 -12.30 
  Slettebo, Jan 2032 SWE0.001-0.8215-12.30 

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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