Individual Calculations July 2009
 Van Heel, Evert  Total change: 0.60  Rating chartPersonal card
 2C - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2184 2031 1.00 3 0.04 15 0.60 
  Valstar, Johan 2125 NED1.0010.63159.45 
  Hommeles, Theo f2381 NED0.001-0.1115-1.65 
  Leeuwenburgh, Evert 2047 NED0.001-0.4815-7.20 

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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