Individual Calculations April 2009
 Van Gils, Martin  Total change: -0.75  Rating chartPersonal card
 3A - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2219 2030 0.50 2 -0.03 25 -0.75 
  Bohm, Hans m2323 NED0.5010.35258.75 
  Wielenga, Wiebe 2114 NED0.001-0.3825-9.50 

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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