Individual Calculations July 2023
 Bermudez Ureba, Jose Maria  Total change: 12.20  Rating chartPersonal card
 XXVIII Open Social Ruy Lopez Fundacion Vipren Rondas 3-6 Chiclana de la Frontera (Cadiz) ESP 2023-06-04
RcRownchangeKK*chgGame
 1800 1773 2.50 4 0.61 20 12.20 
  Perez Bellido, Jose Manuel 1709 ESP0.501-0.0920-1.80 
  Sukhodolskyi, Oleksii 1622 ESP1.0010.30206.00 
  Ortega Valle, Jose Ramon c2027 ESP1.0010.812016.20 
  Lorente Manzanares, Luis 1840 ESP0.001-0.4120-8.20 

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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