Individual Calculations March 2023
 Fontana Sotomayor, Luis Javier  Total change: -29.80  Rating chartPersonal card
 Cto por Equipos de Aragon-Division de Honor Rondas 1-4 Zaragoza ESP 2023-01-28
RcRownchangeKK*chgGame
 2090 2221 0.50 3 -1.49 20 -29.80 
  Lopez Gracia, Fernando f2259 ESP0.001-0.4520-9.00 
  Aribau Rivas, Miguel Angel 2036 ESP0.501-0.2420-4.80 
  Miranda Herrera, Miguel 1976 ESP0.001-0.8020-16.00 

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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