Individual Calculations May 2011
 Valla, Martin  Total change: 11.10  Rating chartPersonal card
 Norwegian Eastern League 1. division Various NOR 2010-11-06
RcRownchangeKK*chgGame
 2213 2127 1.50 2 0.74 15 11.10 
  Liabotro, Pal-Ole f2221 NOR0.5010.13151.95 
  Borresen, Georg S. 2205 NOR1.0010.61159.15 

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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