Individual Calculations October 2008
 Betancourt, Pedro  Total change: -4.50  Rating chartPersonal card
 Curacao Chess Festival 2008 Curacao, Netherlands Antilles AHO 2008-07-26
RcRownchangeKK*chgGame
 2166 2123 2.50 6 -0.30 15 -4.50 
  Christiansen, Larry M g2473 USA0.001-0.1115-1.65 
  Benjamin, Joel g2473 USA0.001-0.1115-1.65 
  Fernandez Fernandez, Juan Carlos 2065 ESP0.501-0.0815-1.20 
  Raphael, Christopher 1910 TRI1.0010.23153.45 
  Mensing, Fabio 2112 AHO0.001-0.5215-7.80 
  Christiansen, Natasha wc1963 USA1.0010.29154.35 

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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