Individual Calculations September 2015
 Wille, Ruud  Total change: 4.20  Rating chartPersonal card
 Dutch Open 2015 - Reserve A Dieren NED 2015-07-21
RcRownchangeKK*chgGame
 1900 1881 4.00 8 0.21 20 4.20 
  Huysman, Arie 2051 NED0.001-0.2820-5.60 
  Van Dael, Siem 1701 NED0.501-0.2420-4.80 
  Evengroen, Bernard 1661 NED1.0010.22204.40 
  Moerkerken, Remko 1950 NED0.5010.10202.00 
  Bosch Van Rosenthal, Jeroe 2077 NED0.001-0.2520-5.00 
  Burer, Audry 1896 NED0.5010.02200.40 
  Noordkamp, Wouter 2020 NED0.5010.19203.80 
  Van Schooten, Lars 1845 NED1.0010.45209.00 

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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