Individual Calculations October 2023
 Vendeuil-Richard, Maelan  Total change: -40.80  Rating chartPersonal card
 6eme Open du Palais des Congres de Vichy (-2400) VICHY FRA 2023-09-23
RcRownchangeKK*chgGame
 1430 1628 0.50 2 -1.02 40 -40.80 
  Nguyen, Duc Minh Tri Maxime 1412 FRA0.001-0.7840-31.20 
  Deloire, Merovee 1448 FRA0.501-0.2440-9.60 

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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