Individual Calculations July 2009
 Jecha, Petr  Total change: -23.85  Rating chartPersonal card
 2. liga C various CZE 2008-10-12
RcRownchangeKK*chgGame
 2052 1998 0.50 2 -0.35 15 -5.25 
  Vrkota, Milos 2069 CZE0.001-0.4015-6.00 
  Just, Pavel 2034 CZE0.5010.05150.75 

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)
 
 Krajsky prebor KHSS various CZE 2008-10-19
RcRownchangeKK*chgGame
 2111 1998 0.50 5 -1.24 15 -18.60 
  Kudr, Roman 2032 CZE0.001-0.4515-6.75 
  Hradecky, Ivo 2108 CZE0.5010.15152.25 
  Novotny, Jaroslav 2172 CZE0.001-0.2715-4.05 
  Fiedler, Bedrich 2116 CZE0.001-0.3415-5.10 
  Duczynski, Martin 2125 CZE0.001-0.3315-4.95 

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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