Individual Calculations April 2009
 Van Vliet, Jeffrey  Total change: -0.60  Rating chartPersonal card
 2C - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2283 2296 1.00 2 -0.04 15 -0.60 
  Hendriks, Willy m2425 NED0.001-0.3315-4.95 
  Schipper, Rijk 2141 NED1.0010.29154.35 

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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