Individual Calculations February 2020
 Cotito, Efrain  Total change: 10.20  Rating chartPersonal card
 Campeonato Provincial de Ajedrez de Panama, Clasificatorio para la semifinal Nacional 2020 Panama PAN 2020-01-03
RcRownchangeKK*chgGame
 1531 1665 2.50 3 0.51 20 10.20 
  Rondon Chacon, Yolys Desiree 1745 PAN0.5010.11202.20 
  Finlay, Kendry 1393 PAN1.0010.17203.40 
  Gonzalez De La Guardia, Luis Emi 1456 PAN1.0010.23204.60 

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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