Individual Calculations July 2009
 Leeflang, Hans  Total change: -13.50  Rating chartPersonal card
 3E - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2018 2168 0.50 2 -0.90 15 -13.50 
  Van Splunter, Niels 2009 NED0.001-0.7115-10.65 
  Koelmans, Jan Willem 2027 NED0.501-0.1915-2.85 

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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