Individual Calculations July 2009
 Petruska, Miroslav  Total change: 38.40  Rating chartPersonal card
 FIDE Open Dubnany 2009 Dubnany CZE 2009-05-06
RcRownchangeKK*chgGame
 2109 1901 4.00 6 2.56 15 38.40 
  Shanel, Jaroslav 2159 CZE0.5010.32154.80 
  Petran, Peter m2251 SVK0.001-0.1115-1.65 
  Uricar, Zdenek 2032 CZE0.5010.18152.70 
  Mueller, Manfred 2076 GER1.0010.731510.95 
  Macka, Oto 2045 SVK1.0010.691510.35 
  Rajnys, Vladimir 2091 CZE1.0010.751511.25 

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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