Individual Calculations May 2010
 Van Der Heijden, Ton  Total change: 0.60  Rating chartPersonal card
 Klasse 1A Round 7-9 - Dutch Team Competition Various NED 2010-03-06
RcRownchangeKK*chgGame
 2293 2283 1.50 3 0.04 15 0.60 
  Los, Sander f2305 NED0.5010.03150.45 
  Ree, Hans g2385 NED0.5010.14152.10 
  Lommers, Frank 2189 NED0.501-0.1315-1.95 

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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