Individual Calculations January 2009
 Leeflang, Hans  Total change: 5.25  Rating chartPersonal card
 3E - r 1-3 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2112 2168 1.50 2 0.35 15 5.25 
  Schilt, Kees-Jan 2019 NED1.0010.30154.50 
  Van Den Berg, Ad 2204 NED0.5010.05150.75 

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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