Individual Calculations July 2009
 Lorca Cortada, David  Total change: 21.30  Rating chartPersonal card
 Campeonato de Catalnya d'Equipos Preferente Barcelona G-III Catalunya ESP 2009-02-01
 2064 2076 4.00 5 1.42 15 21.30 
  Botifoll Benasat, Ramon 2045 ESP1.0010.46156.90 
  Planell Torras, Josep 2079 ESP1.0010.50157.50 
  Creus Sola, Andreu 2044 ESP0.001-0.5415-8.10 
  Torres Gonzalez, Pere 2078 ESP1.0010.50157.50 
  Carrasco Leon, Jose Fernando 2074 ESP1.0010.50157.50 

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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