Individual Calculations February 2020
 Mejia, Xavier  Total change: 10.80  Rating chartPersonal card
 Campeonato Provincial de Ajedrez de Panama, Clasificatorio para la semifinal Nacional 2020 Panama PAN 2020-01-03
 1612 1481 1.00 2 0.27 40 10.80 
  Pinzon, Nataniel 1830 PAN0.001-0.1140-4.40 
  Finlay, Kendry 1393 PAN1.0010.384015.20 

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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