Individual Calculations July 2009
 Serra Rebassa, David  Total change: 5.50  Rating chartPersonal card
 Campeonato de Catalnya d'Equipos Segunda Division G-II Catalunya ESP 2009-02-01
RcRownchangeKK*chgGame
 2077 2022 1.50 3 0.22 25 5.50 
  Garriga Biosca, Francesc 2066 ESP0.5010.06251.50 
  Vigo Allepuz, David 2150 ESP0.001-0.3325-8.25 
  Lluverol Torrents, Salvador 2016 ESP1.0010.492512.25 

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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