Individual Calculations July 2009
 Urgel Yborra, Marc  Total change: 6.25  Rating chartPersonal card
 Campeonato de Catalunya Sub 16 Catalunya ESP 2009-04-04
RcRownchangeKK*chgGame
 1857 1763 2.50 6 0.25 25 6.25 
  Panella Navarro, Sergi 1887 ESP0.001-0.3325-8.25 
  Coll Ortega, Cristina 1847 ESP0.001-0.3825-9.50 
  Ayza Leon, Alex 1655 ESP1.0010.35258.75 
  Farre Potrony, Alex 1858 ESP1.0010.632515.75 
  Nieto Farreny, Francesc 1940 ESP0.5010.23255.75 
  Moya Arau, Carles 1954 ESP0.001-0.2525-6.25 

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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