Individual Calculations March 2023
 Chernyshova, Sofia  Total change: -20.40  Rating chartPersonal card
 II Prueba II Circuito de Ajedrez Lento Sub 1800 Torre-Pacheco (Murcia) ESP 2023-02-05
RcRownchangeKK*chgGame
 1285 1001 0.00 3 -0.51 40 -20.40 
  Plazas Ros, Juan Jose 1373 ESP0.001-0.1040-4.00 
  Garcia Plazas, Juan Manuel 1256 ESP0.001-0.1940-7.60 
  Ruiz Sanchez, Dario 1225 ESP0.001-0.2240-8.80 

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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