Individual Calculations July 2009
 Witt, Rob  Total change: -18.45  Rating chartPersonal card
 1B - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2226 2269 1.00 4 -1.23 15 -18.45 
  Van Der Plas, Rob 2164 NED1.0010.36155.40 
  Leenhouts, Koen m2400 NED0.001-0.3215-4.80 
  Stork, Ornett 2136 NED0.001-0.6815-10.20 
  Van Den Berg, Bram 2204 NED0.001-0.5915-8.85 

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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