Individual Calculations February 2018
 Keraval Roignant, Claude  Total change: 33.20  Rating chartPersonal card
 Tournoi d'Automne A au Roi Soleil 2017 LE CHESNAY FRA 2017-10-30
RcRownchangeKK*chgGame
 1566 1636 4.00 4 1.66 20 33.20 
  Boucheron, Maurice 1637 FRA1.0010.502010.00 
  Witomski, Christian 1363 FRA1.0010.17203.40 
  Prothon, Alain 1718 FRA1.0010.612012.20 
  Michelotti, Marc 1546 FRA1.0010.38207.60 

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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