Individual Calculations January 2012
 De Bie, Harrie  Total change: 4.05  Rating chartPersonal card
 Dutch Team Competition - 2B - Round 2-4 Various NED 2011-10-29
RcRownchangeKK*chgGame
 2049 2131 1.50 2 0.27 15 4.05 
  De Groot, Marco 2066 NED1.0010.41156.15 
  Sanijs, Frans 2031 NED0.501-0.1415-2.10 

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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