Individual Calculations July 2008
 Plotecki, Jan  Total change: -25.50  Rating chartPersonal card
 Druzynowe Mistrzostwa Wojewodztwa Slaskiego Seniorow LOS 2008 Slask POL 2008-02-10
RcRownchangeKK*chgGame
 1967 1970 1.00 4 -1.02 25 -25.50 
  Moryson, Adrian 1915 POL0.001-0.5825-14.50 
  Matuszczyk, Przemyslaw 1975 POL0.001-0.4925-12.25 
  Kostowski, Andrzej 1862 POL1.0010.35258.75 
  Porwol, Adam 2116 POL0.001-0.3025-7.50 

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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