Individual Calculations February 2024
 Buchholz, Ralph  Total change: -44.40  Rating chartPersonal card
 Tata Steel Chess 204 - Weekday three-round event Wijk aan Zee NED 2024-01-15
RcRownchangeKK*chgGame
 1607 1646 0.00 2 -1.11 40 -44.40 
  Van Der Pol, Theo 1597 NED0.001-0.5740-22.80 
  Van Putten, Ron 1617 NED0.001-0.5440-21.60 

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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