Individual Calculations April 2008
 Portisch, Lajos  Total change: -6.80  Rating chartPersonal card
 Corus Chess 2008 - Honorary Group Wijk aan Zee NED 2008-01-19
RcRownchangeKK*chgGame
 2570 2530 2.00 6 -0.68 10 -6.80 
  Korchnoi, Viktor g2605 SUI0.001-0.4010-4.00 
  Ljubojevic, Ljubomir g2543 SRB0.5010.02100.20 
  Timman, Jan H g2561 NED0.5010.04100.40 
  Korchnoi, Viktor g2605 SUI0.001-0.4010-4.00 
  Timman, Jan H g2561 NED1.0010.54105.40 
  Ljubojevic, Ljubomir g2543 SRB0.001-0.4810-4.80 

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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