Individual Calculations April 2019
 Lopez Pereyra, Antonio  Total change: -9.20  Rating chartPersonal card
 Cto de Tenerife por Equipos 2019 - Preferente Rondas 10-11 Santa Cruz de Tenerife ESP 2019-03-16
 2054 2025 0.00 1 -0.46 20 -9.20 
  Martinez Rojas, Carlos Jose 2054 VEN0.001-0.4620-9.20 

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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