Individual Calculations July 2009
 Lacha, Jan  Total change: -3.90  Rating chartPersonal card
 Krajsky prebor USS various CZE 2008-10-19
RcRownchangeKK*chgGame
 2112 1971 2.00 7 -0.26 15 -3.90 
  Trejbal, Stanislav 2123 CZE0.001-0.3015-4.50 
  Chmelik, Jiri 2140 CZE0.5010.22153.30 
  Rubes, Jan 1932 CZE0.501-0.0515-0.75 
  Paganik, Pavel f2272 CZE0.001-0.1515-2.25 
  Novak, Frantisek 2014 CZE0.5010.06150.90 
  Havranek, Miroslav 2216 CZE0.5010.30154.50 
  Koerschner, Miroslav 2089 CZE0.001-0.3415-5.10 

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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