Individual Calculations September 2010
 Zwirs, Nico  Total change: 29.50  Rating chartPersonal card
 Dutch Open Dieren NED 2010-07-27
RcRownchangeKK*chgGame
 2207 2059 4.00 9 1.18 25 29.50 
  Afek, Yochanan m2310 ISR0.001-0.1925-4.75 
  Vermeulen, Wesley 2173 NED0.001-0.3425-8.50 
  Kabanof, Nikolai 2146 NED1.0010.622515.50 
  Bus, Tom 2179 NED0.001-0.3425-8.50 
  Shalnyeva, Olga wm2153 GER0.001-0.3725-9.25 
  Van Lanen, Antoon 2179 NED1.0010.662516.50 
  Gruenhagen, Marc 2133 GER1.0010.602515.00 
  Shalnev, Nikolai g2436 GER0.5010.412510.25 
  Lambrechts, Koen 2156 NED0.5010.13253.25 

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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