Individual Calculations November 2012
 Roos, David  Total change: -5.70  Rating chartPersonal card
 Dutch Team Competition 12-13 - 2C - round 2 various NED 2012-10-06
RcRownchangeKK*chgGame
 2201 2115 0.00 1 -0.38 15 -5.70 
  Irwin, Mark 2201 NED0.001-0.3815-5.70 

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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