Individual Calculations May 2015
 Kerkhoven, Roy  Total change: 0.00  Rating chartPersonal card
 Dutch Team Competition 2014-2015 - 3D - round 8-9 Various NED 2015-04-11
RcRownchangeKK*chgGame
 1960 1961 1.00 2 0.00 40 0.00 
  De Lange, Hans 1811 NED1.0010.304012.00 
  Harmsen, Klaas 2109 NED0.001-0.3040-12.00 

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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