Individual Calculations October 2008
 Oosthout, Wouter  Total change: -23.75  Rating chartPersonal card
 2e Leiden Chess Tournament Leiden NED 2008-07-11
RcRownchangeKK*chgGame
 2055 1995 2.00 7 -0.95 25 -23.75 
  Thiele, Mark 2238 NED0.001-0.2025-5.00 
  Hellenberg, Jan 2069 NED0.001-0.4025-10.00 
  Kohlbeck, Ton 2067 NED0.001-0.4025-10.00 
  Koes, Richard 1965 NED1.0010.462511.50 
  Van Der Bent, Gideon 1970 NED0.501-0.0325-0.75 
  Van Den Bergh, Ben 2024 NED0.5010.04251.00 
  Serdijn, Adinda 2051 NED0.001-0.4225-10.50 

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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