Individual Calculations October 2008
 Roggeveen, Pieter  Total change: 9.45  Rating chartPersonal card
 12e Hogeschool Zeeland Schaaktoernooi Vlissingen NED 2008-08-02
RcRownchangeKK*chgGame
 2223 2093 2.00 4 0.63 15 9.45 
  Kuijpers, Jos 1948 NED1.0010.31154.65 
  Genzling, Alain f2326 FRA0.001-0.2115-3.15 
  Vanderhallen, Nicolas 2225 BEL1.0010.681510.20 
  Diamant, Andre m2393 BRA0.001-0.1515-2.25 

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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