Individual Calculations September 2013
 Merza, Morris  Total change: 12.75  Rating chartPersonal card
 Dutch Open 2013 Dieren NED 2013-07-23
RcRownchangeKK*chgGame
 2198 2120 4.50 9 0.85 15 12.75 
  Belkhodja, Slim g2432 TUN0.001-0.1415-2.10 
  Den Hartog, Marijn 1916 NED0.001-0.7615-11.40 
  Van Mierlo, Guido 2077 NED0.501-0.0615-0.90 
  Monsma, Menno 2100 NED1.0010.47157.05 
  Bollen, Guus 2013 NED1.0010.35155.25 
  Rietveld, Renze 2245 NED1.0010.671510.05 
  Admiraal, Miguoel f2320 NED0.5010.26153.90 
  Pijpers, Arthur 2338 NED0.5010.28154.20 
  De Jong, Migchiel m2345 NED0.001-0.2215-3.30 

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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