Individual Calculations September 2009
 Niedzwiedz, Marek  Total change: -14.85  Rating chartPersonal card
 Czech Open 2009 B - Tchibo Open Pardubice CZE 2009-07-24
RcRownchangeKK*chgGame
 1980 2103 5.00 9 -0.99 15 -14.85 
  Simmerl, Stefan 1932 GER0.501-0.2315-3.45 
  Gera, Yuval 1928 ISR0.501-0.2315-3.45 
  Semchiv, Evgenii 1947 MDA0.501-0.2115-3.15 
  Krena, Bohuslav 1972 CZE0.501-0.1815-2.70 
  Vesecky, Martin 1946 CZE1.0010.29154.35 
  Pulpan, Jakub 1914 CZE0.001-0.7515-11.25 
  Tejkal, Jiri 2009 CZE1.0010.37155.55 
  Brasoy, Aksel 1996 NOR1.0010.35155.25 
  Stock, Andreas 2175 GER0.001-0.4015-6.00 

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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