Individual Calculations February 2013
 Ory, Jean-Paul  Total change: -9.00  Rating chartPersonal card
 Tata Steel Chess Tournament 2013 Weekend 3F Wijk aan Zee NED 2013-01-11
RcRownchangeKK*chgGame
 2054 1980 0.50 2 -0.30 30 -9.00 
  Vorstermans, Peter 2029 NED0.5010.07302.10 
  Geerts, Alexander 2078 NED0.001-0.3730-11.10 

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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