Individual Calculations August 2014
 Vreeburg, Jan  Total change: -18.20  Rating chartPersonal card
 8e Leiden Chess Tournament Leiden NED 2014-07-11
RcRownchangeKK*chgGame
 2022 1919 2.00 8 -0.91 20 -18.20 
  Overeem, Marc f2159 NED0.001-0.2020-4.00 
  Oudewaal, Vincent 2060 NED0.001-0.3120-6.20 
  Habig, Bryan 1958 NED0.001-0.4520-9.00 
  Hilarius, Sander 1989 NED0.5010.10202.00 
  Erwich, Frans 2024 NED0.5010.14202.80 
  Oudshoorn, Arres 2038 NED0.001-0.3420-6.80 
  Kubbenga, Michael 1953 NED0.001-0.4520-9.00 
  Bhattacharjee, Sourav 1995 NED1.0010.602012.00 

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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