Individual Calculations May 2023
 Ramirez Espinoza, Percy Willy  Total change: -9.20  Rating chartPersonal card
 Grand Prix Nacional de Ajedrez 2022-2023 (8vo. Torneo) Cochabamba BOL 2023-04-20
RcRownchangeKK*chgGame
 1389 1356 3.50 7 -0.23 40 -9.20 
  Parraga, Alejandro 2107 BOL0.0010.00400.00 
  Rosas Navarro, Dominic Giselle 1145 BOL1.0010.23409.20 
  Jimenez Mercado, Julio Esteban 1718 BOL0.001-0.1040-4.00 
  Montevilla Cahuasa, Sebastian 1314 BOL0.001-0.5640-22.40 
  Montevilla Cahuasa, Amanda 1139 BOL1.0010.22408.80 
  Montevilla, Jhonny 1198 BOL0.501-0.2140-8.40 
  Fuentes Diaz, Luis Sebastian 1103 BOL1.0010.19407.60 

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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