Individual Calculations October 2018
 Rietveld, Leo  Total change: 5.00  Rating chartPersonal card
 Dutch Team Competition 2018-2019 Klasse 2D Round 1 various NED 2018-09-15
RcRownchangeKK*chgGame
 2094 1904 0.50 1 0.25 20 5.00 
  Lemmers, Ruud 2094 NED0.5010.25205.00 

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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