Rapid: Individual Calculations December 2018
 Grigoriev, Valentin  Total change: -13.80  Rating chartPersonal card
 Magnitogorsk Chess Federation Cup 2018-2019 rapid 3 Magnitogorsk RUS 2018-11-25
RcRownchangeKK*chgGame
 1283 1425 0.00 1 -0.69 20 -13.80 
  Postnikov, Andrei 1283 RUS0.001-0.6920-13.80 

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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