Individual Calculations March 2010
 Hahn, Gerard  Total change: -21.00  Rating chartPersonal card
 Corus Chess Tournament - Tien 3F Wijk aan Zee NED 2010-01-22
RcRownchangeKK*chgGame
 2024 1969 2.00 8 -1.40 15 -21.00 
  Breuker, Dennis M 2076 NED0.001-0.3515-5.25 
  Slingerland, Caroline wf2080 NED0.5010.15152.25 
  Gouma, Ronald 1944 NED0.501-0.0315-0.45 
  Rost Van Tonningen, Otto 2058 NED0.001-0.3815-5.70 
  Goris-Schouwstra, Adry 1936 NED0.001-0.5515-8.25 
  Langedijk, Ardjan 2120 NED0.001-0.3015-4.50 
  Coerts, Marten 2016 NED1.0010.57158.55 
  Adriaanse, Tom 1963 NED0.001-0.5115-7.65 

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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