Individual Calculations September 2010
 Konings, Leon  Total change: -48.15  Rating chartPersonal card
 4e Leiden Chess Tournament Leiden NED 2010-07-09
RcRownchangeKK*chgGame
 1996 2243 4.00 9 -3.21 15 -48.15 
  Kerkvliet, Max 1999 NED0.001-0.8015-12.00 
  Ducarmon, Renzo 1910 NED0.001-0.8815-13.20 
  Oosthout, Wouter 1979 NED0.501-0.3215-4.80 
  Vreeburg, Jan 1953 NED1.0010.16152.40 
  Kastelein, Gerard 1924 NED1.0010.13151.95 
  Van Der Meer, Kees 2101 NED0.501-0.1915-2.85 
  Segers, Hans 2034 NED0.501-0.2715-4.05 
  Besel, Waldemar 2056 GER0.001-0.7415-11.10 
  Van Der Eyk, Dick 2004 NED0.501-0.3015-4.50 

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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