Individual Calculations July 2008
 Versosa Bravo, Karen  Total change: -80.00  Rating chartPersonal card
 XIII Grand Prix, 3era. Parada U-2000 Coca ECU 2008-05-23
RcRownchangeKK*chgGame
 1628 1904 0.00 2 -1.65 25 -41.25 
  Bohorquez Canizares, Maria 1702 ECU0.001-0.7625-19.00 
  Vargas Castillo, David 1554 ECU0.001-0.8925-22.25 

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)
 
 Nacional U-13 Femenino Portoviejo ECU 2008-06-11
RcRownchangeKK*chgGame
 1690 1904 0.00 2 -1.55 25 -38.75 
  Bohorquez Canizares, Maria 1702 ECU0.001-0.7625-19.00 
  Villegas Reyes, Maria 1678 ECU0.001-0.7925-19.75 

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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