Individual Calculations October 2008
 Villafuerte, Angie  Total change: -13.00  Rating chartPersonal card
 XIII Grand Prix, 5ta Parada U-2000 lOJA ECU 2008-09-12
RcRownchangeKK*chgGame
 1781 1706 1.50 5 -0.52 25 -13.00 
  Ruiz, Daniel 1807 ECU0.001-0.3625-9.00 
  Pacheco, Karen 1780 ECU0.5010.10252.50 
  Tay, Karen 1708 ECU0.001-0.5025-12.50 
  Rivera Ochoa, Byron 1669 ECU1.0010.452511.25 
  Ordonez, Aldison 1939 ECU0.001-0.2125-5.25 

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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