Individual Calculations September 2019
 Hofstra, Tetske  Total change: 12.80  Rating chartPersonal card
 Open Dutch Championship U20 Borne NED 2019-08-05
RcRownchangeKK*chgGame
 1450 1126 1.50 8 0.32 40 12.80 
  Noordenbos, Daan 1526  * NED0.001-0.0840-3.20 
  Klaren, Duncan 1526  * NED0.001-0.0840-3.20 
  Akulova, Alicia 1526  * BEL0.001-0.0840-3.20 
  Vermet, Thomas 1477 NED0.001-0.1140-4.40 
  Brachmann, Jules 1152 GER0.5010.04401.60 
  Lettko, Michael 1386 GER0.001-0.1840-7.20 
  Segers, Job 1526  * NED0.001-0.0840-3.20 
  Kroon, Gerbrich 1483 NED1.0010.894035.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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