Individual Calculations October 2021
 Lacrosse, Marc  Total change: -10.80  Rating chartPersonal card
 V Torneio Internacional de Xadrez da Maia Maia POR 2021-08-30
RcRownchangeKK*chgGame
 1776 2056 5.00 7 -0.58 20 -11.60 
  Peres, Rodrigo Tristao Fonte 1656  * POR1.0010.08201.60 
  Silva, Mark Orlov 1656  * POR1.0010.08201.60 
  Abreu Sanchez, Leonel Jesus 1693 VEN0.501-0.4020-8.00 
  Paiva, Rodrigo Garcia 1656  * POR0.501-0.4220-8.40 
  Oliveira, Maria Elisa Ramos Ma 1656  * POR1.0010.08201.60 
  Sarabando, Rodrigo Andias 1753 POR1.0010.14202.80 
  Akhvlediani, Irakli f2359 GEO0.001-0.1420-2.80 
 * 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)
 
 Belgian Interclubs 2019-2020 Round 11 bis Various places BEL 2021-09-12
RcRownchangeKK*chgGame
 2032 2056 0.50 1 -0.03 20 -0.60 
  Hautekiet, Dries 2032 BEL0.501-0.0320-0.60 

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)
 
 Dutch Team Competition 2021-2022 - Klasse 2 Round 1 various NED 2021-09-18
RcRownchangeKK*chgGame
 2105 2056 0.50 1 0.07 20 1.40 
  Vosselman, Jan 2105 NED0.5010.07201.40 

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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