Blitz: Individual Calculations September 2019
 Zhang, Derek  Total change: -62.20  Rating chartPersonal card
 Campeonato Panamericano Sub-20 (Blitz Absoluto) Cochabamba BOL 2019-08-04
 1890 2147 4.00 9 -3.11 20 -62.20 
  Ccerhuayo Escobedo, Mels Leopold 1748 PER0.501-0.4220-8.40 
  Torrico, Alexis 1797 BOL1.0010.11202.20 
  Guerrero Cataldo, Juan Andres 1884 CHI0.501-0.3220-6.40 
  Medrano, Sebastian 1962 BOL1.0010.26205.20 
  Delgado Romero, Marco 2250 PER0.001-0.3620-7.20 
  Tello Chavez, Isaac Valent f1967 MEX0.001-0.7420-14.80 
  Huanca, Edson 1905 BOL0.001-0.8020-16.00 
  Barja Viveros, Matias Ariel 1747  * BOL1.0010.08201.60 
  Inaicheo Santana, Edward 1747  * CHI0.001-0.9220-18.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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