Individual Calculations March 2012
 Hallebeek, Fred  Total change: 13.20  Rating chartPersonal card
 Dutch Team Competition - 1B - Round 5-6 Various NED 2012-01-07
RcRownchangeKK*chgGame
 2385 2211 1.50 2 0.88 15 13.20 
  Groffen, Hans 2204 NED1.0010.49157.35 
  Spoelman, Wouter g2565 NED0.5010.39155.85 

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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