Individual Calculations October 2008
 Wiersma, Eelke  Total change: -4.60  Rating chartPersonal card
 Dutch Open Dieren NED 2008-07-21
RcRownchangeKK*chgGame
 2291 2419 5.50 9 -0.46 10 -4.60 
  Klein, David 2135 NED0.501-0.3410-3.40 
  Boel, Marcel 2184 NED1.0010.21102.10 
  De Jong, Migchiel f2324 NED0.501-0.1310-1.30 
  De Groote, Ewoud 2251 NED1.0010.28102.80 
  Pavlovic, Milos g2515 SRB0.001-0.3710-3.70 
  Kuling, Lody 2196 NED1.0010.22102.20 
  Diepeveen, Vincent f2262 NED0.501-0.2110-2.10 
  Van Delft, Merijn m2399 NED0.501-0.0310-0.30 
  Rothuis, Vincent 2357 NED0.501-0.0910-0.90 

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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